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Microeconomics and Macroeconomics - Khan Academy

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published Wednesday 28th October 2015

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Topics covered in an traditional college level introductory microeconomics and macroeconomics course

Lessons hide description
1) Production Possibilities Frontier Tradeoffs for a hunter gatherer and the production possibilities frontier. Ceteris Paribus More free lessons at: http://www.khanacademy.org/video?v=_7VHf 418 views watch video download
2) Opportunity Cost Opportunity cost (and marginal cost) based on the PPF More free lessons at: http://www.khanacademy.org/video?v=pkEiH 408 views watch video download
3) Increasing Opportunity Cost Why the opportunity cost may increase as you pursue more rabbits More free lessons at: http://www.khanacademy.org/video?v=00fgA 365 views watch video download
4) Allocative Efficiency and Marginal Benefit Marginal Utility and maximization More free lessons at: http://www.khanacademy.org/video?v=MT4ak 471 views watch video download
5) Economic Growth through Investment How investing for capital formation can expand the production possibilities frontier (PPF) More free lessons at: http://www.khanacademy.org/video?v=a9aUM 425 views watch video download
6) Comparative Advantage Specialization and Gains from Trade How two parties can get better outcomes by specializing in their comparative advantage and trading More free lessons at: http://www.khanacademy.org/video?v=xx9xN 514 views watch video download
7) Comparative Advantage and Absolute Advantage Showing that a party benefits from trade as long as there is a comparative advantage (and not necessarily an absolute advantage) More free lessons at: http://www.khanacademy.org/video?v=xN3UV 460 views watch video download
8) Law of Demand Example of the law of demand More free lessons at: http://www.khanacademy.org/video?v=ShzPt 412 views watch video download
9) Price of Related Products and Demand How changes in the price of related goods can shift demand More free lessons at: http://www.khanacademy.org/video?v=-oClp 375 views watch video download
10) Changes in Income, Population, or Preferences How demand can be effected by changes in income, population or preferences More free lessons at: http://www.khanacademy.org/video?v=do1HD 369 views watch video download
11) Normal and Inferior Goods How the demand for some goods could actually go down if incomes go up More free lessons at: http://www.khanacademy.org/video?v=wYuAw 348 views watch video download
12) Inferior Goods Clarification More clarification on inferior and normal goods More free lessons at: http://www.khanacademy.org/video?v=TAhRo 334 views watch video download
13) Law of Supply Introduction to the Law of Supply More free lessons at: http://www.khanacademy.org/video?v=3xCzh 399 views watch video download
14) Factors Affecting Supply How the price of inputs, price of related goods, number of suppliers technology, and expected future prices affects the supply curve More free lessons at: http://www.khanacademy.org/video?v=0isM0 ... 441 views watch video download
15) Market Equilibrium Equilibrium price and quantity for supply and demand More free lessons at: http://www.khanacademy.org/video?v=PEMkf 405 views watch video download
16) Changes in Market Equilibrium How the equilibrium price or quantity might change due to changes in supply or demand More free lessons at: http://www.khanacademy.org/video?v=NgPqy 430 views watch video download
17) Price Elasticity of Demand Introduction to price elasticity of demand More free lessons at: http://www.khanacademy.org/video?v=slP8X 407 views watch video download
18) More on Elasticity of Demand Looking a bit deeper at why elasticity changes despite having a linear demand curve More free lessons at: http://www.khanacademy.org/video?v=YOT8r 455 views watch video download
19) Perfect Inelasticity and Perfect Elasticity of Demand Extreme examples of price elasticity of demand More free lessons at: http://www.khanacademy.org/video?v=6udRt 405 views watch video download
20) Constant Unit Elasticity What a demand curve with constant unit elasticity would look like More free lessons at: http://www.khanacademy.org/video?v=m7qXv 339 views watch video download
21) Total Revenue and Elasticity Thinking about how total revenue and elasticity are related More free lessons at: http://www.khanacademy.org/video?v=Udltk 491 views watch video download
22) More on Total Revenue and Elasticity Clarification on the relationship between total revenue and elasticity More free lessons at: http://www.khanacademy.org/video?v=KgrLU 374 views watch video download
23) Cross Elasticity of Demand Price of one good effecting quantity demanded of another More free lessons at: http://www.khanacademy.org/video?v=Ngv0B 502 views watch video download
24) Elasticity of Supply Thinking about elasticity of supply More free lessons at: http://www.khanacademy.org/video?v=AAWsu 431 views watch video download
25) Elasticity and Strange Percent Changes Why we calculate percent changes in a strange way when calculating elasticities More free lessons at: http://www.khanacademy.org/video?v=fUxSB 423 views watch video download
26) Demand Curve as Marginal Benefit Curve Thinking about a demand curve in terms of quantity driving price More free lessons at: http://www.khanacademy.org/video?v=Krkbb 482 views watch video download
27) Consumer Surplus Introduction Consumer surplus as difference between marginal benefit and price paid More free lessons at: http://www.khanacademy.org/video?v=_6kwh 388 views watch video download
28) Total Consumer Surplus as Area Looking at consumer surplus as area between the demand curve and the market price More free lessons at: http://www.khanacademy.org/video?v=RBUBI 450 views watch video download
29) Producer Surplus Looking at the supply curve as an opportunity cost curve. Understanding the producer surplus as the area between the supply curve and the market price More free lessons at: http://www.khanacademy.or ... 458 views watch video download
30) Rent Control and Deadweight Loss How instituting a price ceiling lower than the equilibrium price reduces the total surplus (dead weight loss) 368 views watch video download
31) Minimum Wage and Price Floors How a minimum wage might effect the labor market More free lessons at: http://www.khanacademy.org/video?v=j0c2v 487 views watch video download
32) Taxation and Dead Weight Loss The effect of taxation on the equilibrium price and quantity More free lessons at: http://www.khanacademy.org/video?v=NuLlN 360 views watch video download
33) Percentage Tax on Hamburgers What would happen if we have a percentage tax instead of a fixed dollar amount More free lessons at: http://www.khanacademy.org/video?v=xwOTl 346 views watch video download
34) Taxes and Perfectly Inelastic Demand Who bears the burden for the taxes when demand is inelastic More free lessons at: http://www.khanacademy.org/video?v=lsn16 406 views watch video download
35) Taxes and Perfectly Elastic Demand Who bears the burden for a tax on a good with perfectly elastic demand More free lessons at: http://www.khanacademy.org/video?v=z1yJP 351 views watch video download
36) Marginal Utility Marginal utility and marginal benefit. How you would spend $5 on chocolate and fruit More free lessons at: http://www.khanacademy.org/video?v=Kf9Kh 377 views watch video download
37) Equalizing Marginal Utility per Dollar Spent Why the marginal utility for dollar spent should be theoritically equal for the last increment of either good purchased More free lessons at: http://www.khanacademy.org/video?v=KbW6O 359 views watch video download
38) Deriving Demand Curve from Tweaking Marginal Utility per Dollar Seeing what happens to quantity demanded when price changes More free lessons at: http://www.khanacademy.org/video?v=4-_-w 455 views watch video download
39) Budget Line What I can buy with my income More free lessons at: http://www.khanacademy.org/video?v=Uq5Wz 371 views watch video download
40) Optimal Point on Budget Line Using indifference curves to think about the point on the budget line that maximizes total utility More free lessons at: http://www.khanacademy.org/video?v=nhSSu 383 views watch video download
41) Types of Indifference Curves Indifference curves for normal goods, substitutes and perfect complements More free lessons at: http://www.khanacademy.org/video?v=kJ43G 498 views watch video download
42) Economic Profit vs Accounting Profit Difference between a firm's accounting and economic profit More free lessons at: http://www.khanacademy.org/video?v=06j_z 346 views watch video download
43) Depreciation and Opportunity Cost of Capital How to account for things when you own the building instead of renting it More free lessons at: http://www.khanacademy.org/video?v=ckBKD 437 views watch video download
44) Fixed, Variable, and Marginal Cost. Thinking about average fixed, variable and marginal cost More free lessons at: http://www.khanacademy.org/video?v=bBQVa 425 views watch video download
45) Visualizing Average Costs and Marginal Costs as Slope Graphing variable cost, fixed cost and total cost More free lessons at: http://www.khanacademy.org/video?v=k1iHD 521 views watch video download
46) Marginal Cost and Average Total Cost Looking at marginal and average total cost in the context of a juice business More free lessons at: http://www.khanacademy.org/video?v=7t8gd 432 views watch video download
47) Marginal Revenue and Marginal Cost Thinking about a rational quantity of juice to produce More free lessons at: http://www.khanacademy.org/video?v=xGkE0 396 views watch video download
48) Marginal Revenue Below Average Total Cost Why it is rational to produce at a loss More free lessons at: http://www.khanacademy.org/video?v=ni0TL 383 views watch video download
49) Long Term Supply Curve and Economic Profit Understanding the long term supply curve in terms of economic profit More free lessons at: http://www.khanacademy.org/video?v=CWiHA 446 views watch video download
50) Perfect Competition Conditions for perfect competition. Looking at the airline industry More free lessons at: http://www.khanacademy.org/video?v=_NznT 449 views watch video download
51) Monopoly Basics Thinking about what would happen with one airline. The opposite of perfect competition More free lessons at: http://www.khanacademy.org/video?v=77CAp 373 views watch video download
52) Monopolist Optimizing Price (part 1)- Total Revenue. Starting to think about how a monopolist would rationally optimize profits More free lessons at: http://www.khanacademy.org/video?v=cczAB 379 views watch video download
53) Monopolist Optimizing Price (part 2)- Marginal Revenue Plotting the marginal revenue curve for a monopolist More free lessons at: http://www.khanacademy.org/video?v=s1UQQ 466 views watch video download
54) Monopolist Optimizing Price (part 3)- Dead Weight Loss.avi Showing that what is optimal for the monopolist is not optimal for society More free lessons at: http://www.khanacademy.org/video?v=daxL1 414 views watch video download
55) Optional Calculus Proof to Show that MR has Twice Slope of Demand Using some basic calculus to show that marginal revenue has twice the slope of the demand curve for a monopolist More free lessons at: http://www.khanacademy.org/video?v=atI4Q 424 views watch video download
56) Review of Revenue and Cost Graphs for a Monopoly Review of marginal revenue (MR), total revenue (TR), marginal cost (MC) and average total cost (ATC) for a monopoly 392 views watch video download
57) Oligopolies and Monopolistic Competition Thinking about different markets that are in-between monopolies and perfect competition More free lessons at: http://www.khanacademy.org/video?v=PzDth 371 views watch video download
58) Monopolistic Competition and Economic Profit Why it is hard for a monopolisitc competitor to make economic profit in the long run More free lessons at: http://www.khanacademy.org/video?v=RUVsE 415 views watch video download
59) Oligopolies, Duopolies, Collusion, and Cartels Thinking about when oligopolies behave more like monopolies or perfect competitors More free lessons at: http://www.khanacademy.org/video?v=N0L00 413 views watch video download
60) Prisoners' Dilemma and Nash Equilibrium Why two not-so-loyal criminals would want to snitch each other out More free lessons at: http://www.khanacademy.org/video?v=UkXI- 486 views watch video download
61) More on Nash Equilibrium Looking more closely at the definition of Nash Equilibrium More free lessons at: http://www.khanacademy.org/video?v=ewu_7 403 views watch video download
62) Why Parties to Cartels Cheat Why duopolists would benefit to form a cartel and why it makes sense for them to cheat More free lessons at: http://www.khanacademy.org/video?v=S6TvR 424 views watch video download
63) Game Theory of Cheating Firms Pareto Optimality and more on Nash Equilibrium. Seeing how cheating duopolists parallels the prisoners dilemma More free lessons at: http://www.khanacademy.org/video?v=XTMbR 462 views watch video download
64) Negative Externalities Taking negative externalities into account when thinking about the optimal equilibrium price and quantity More free lessons at: http://www.khanacademy.org/video?v=nBw6K 439 views watch video download
65) Taxes for Factoring in Negative Externalities How to factor in negative externalities through taxation More free lessons at: http://www.khanacademy.org/video?v=UYShe 449 views watch video download
66) Positive Externalities Factoring in external benefits More free lessons at: http://www.khanacademy.org/video?v=TSTLL 412 views watch video download
67) Tragedy of the Commons How public resources can be abused More free lessons at: http://www.khanacademy.org/video?v=0b2Tl 554 views watch video download
68) First Degree Price Discrimination Charging different consumers different amounts in an attempt to optimize economic profit More free lessons at: http://www.khanacademy.org/video?v=z0wg9 450 views watch video download
69) A Firm's Marginal Product Revenue Curve Thinking about how much incremental benefit a firm gets from hiring one more person More free lessons at: http://www.khanacademy.org/video?v=cwCln 401 views watch video download
70) How Many People to Hire Given the MPR curve Thinking about how many people it makes sense to hire. Brief discussion of a monopsony. More free lessons at: http://www.khanacademy.org/video?v=p8PSI 391 views watch video download
71) Adding Demand Curves How to add demand curves More free lessons at: http://www.khanacademy.org/video?v=gHs3z 427 views watch video download
72) Circular Flow of Income and Expenditures Understanding the flow of resources in the simplest possible economy More free lessons at: http://www.khanacademy.org/video?v=Hfz1b 433 views watch video download
73) Parsing Gross Domestic Product Understanding what GDP does and doesn't measure. More free lessons at: http://www.khanacademy.org/video?v=zh8XA 425 views watch video download
74) More on Final and Intermediate GDP Contributions What happens when a good is not finished in a period More free lessons at: http://www.khanacademy.org/video?v=C1pHv 378 views watch video download
75) Investment and Consumption Difference between every day and economic notions of investment and consumption More free lessons at: http://www.khanacademy.org/video?v=N9VIs 351 views watch video download
76) Income and Expenditure Views of GDP Looking at a simple model of an economy More free lessons at: http://www.khanacademy.org/video?v=Z9b8n 406 views watch video download
77) Components of GDP Understanding the components of the expenditure view of GDP. Consumption, investment, government spending and net exports More free lessons at: http://www.khanacademy.org/video?v=Rgr1v 419 views watch video download
78) Examples of Accounting for GDP Thinking about how different types of expenditures would be accounted for in GDP More free lessons at: http://www.khanacademy.org/video?v=BMNj7 521 views watch video download
79) Real GDP and Nominal GDP Using real GDP as a measure of actual productivity growth More free lessons at: http://www.khanacademy.org/video?v=lBDT2 388 views watch video download
80) GDP Deflator Relationship between the GDP deflator, nominal GDP and real GDP More free lessons at: http://www.khanacademy.org/video?v=L-0Lu 424 views watch video download
81) Example Calculating Real GDP with a Deflator Simple example of calculating Real GDP from Nominal GDP More free lessons at: http://www.khanacademy.org/video?v=v5YT8 382 views watch video download
82) Introduction to Inflation Basics of price inflation and the CPI (consumer price index) More free lessons at: http://www.khanacademy.org/video?v=AaR1m 413 views watch video download
83) Actual CPI-U Basket of Goods Exploring the actual weightings for the CPI-U basket of goods More free lessons at: http://www.khanacademy.org/video?v=-JTw7 435 views watch video download
84) Phillips Curve The observation that inflation and unemployment tend to be inversely correlated More free lessons at: http://www.khanacademy.org/video?v=v7ZWT 519 views watch video download
85) Interest as Rent for Money Thinking about interest as the price of money. Looking at money from a supply and demand perspective More free lessons at: http://www.khanacademy.org/video?v=Lru0v 464 views watch video download
86) Money Supply and Demand Impacting Interest Rates Examples showing how various factors can affect interest rates More free lessons at: http://www.khanacademy.org/video?v=vItRH 452 views watch video download
87) The Business Cycle The business cycle and how it may be driven by emotion More free lessons at: http://www.khanacademy.org/video?v=TXrOp 468 views watch video download
88) Aggregate Demand Understanding how aggregate demand is different from demand for a specific good or service. Justifications for the aggregate demand curve being downward sloping More free lessons at: http://www.khan ... 435 views watch video download
89) Shifts in Aggregate Demand Factors that might shift aggregate demand More free lessons at: http://www.khanacademy.org/video?v=scN-1 430 views watch video download
90) Long-Run Aggregate Supply Thinking about why aggregate supply may not be influenced by prices in the long-run More free lessons at: http://www.khanacademy.org/video?v=8W0iZ 423 views watch video download
91) Short Run Aggregate Supply Justifications for the aggregate supply curve to be upward sloping in the short-run More free lessons at: http://www.khanacademy.org/video?v=3nbal 493 views watch video download
92) Demand-Pull Inflation under Johnson Thinking about whether inflation in the late 1960s is consistent with the AD-AS model More free lessons at: http://www.khanacademy.org/video?v=HdqbC 541 views watch video download
93) Real GDP driving Price Thinking about how high utilization could drive price as another justification for an upward sloping short-run aggregate supply curve More free lessons at: http://www.khanacademy.org/video?v=XsD7m ... 388 views watch video download
94) Cost Push Inflation How an oil shock can slow the economy while causing inflation More free lessons at: http://www.khanacademy.org/video?v=3A-nA 470 views watch video download
95) Monetary and Fiscal Policy Basic mechanics of monetary and fiscal policy More free lessons at: http://www.khanacademy.org/video?v=ntxMO 358 views watch video download
96) Tax Lever of Fiscal Policy How government can effect aggregate demand through tax policy More free lessons at: http://www.khanacademy.org/video?v=BRXBC 384 views watch video download
97) Breakdown of Gas Prices Where the dollars at the pump go More free lessons at: http://www.khanacademy.org/video?v=1YYy0 344 views watch video download
98) Short-Run Oil Prices Thinking about what moves oil prices More free lessons at: http://www.khanacademy.org/video?v=Zxtlc 381 views watch video download
99) Keynesian Economics Contrasting Keynesian and Classical Thinking More free lessons at: http://www.khanacademy.org/video?v=hPkh8 305 views watch video download
100) Risks of Keynesian Thinking Why Keynesian thinking might not be ideal sometimes More free lessons at: http://www.khanacademy.org/video?v=EVSkf 395 views watch video download

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Lessons hide description

Tradeoffs for a hunter gatherer and the production possibilities frontier. Ceteris Paribus More free lessons at: http://www.khanacademy.org/video?v=_7VHf

Opportunity cost (and marginal cost) based on the PPF More free lessons at: http://www.khanacademy.org/video?v=pkEiH

Why the opportunity cost may increase as you pursue more rabbits More free lessons at: http://www.khanacademy.org/video?v=00fgA

Marginal Utility and maximization More free lessons at: http://www.khanacademy.org/video?v=MT4ak

How investing for capital formation can expand the production possibilities frontier (PPF) More free lessons at: http://www.khanacademy.org/video?v=a9aUM

How two parties can get better outcomes by specializing in their comparative advantage and trading More free lessons at: http://www.khanacademy.org/video?v=xx9xN

Showing that a party benefits from trade as long as there is a comparative advantage (and not necessarily an absolute advantage) More free lessons at: http://www.khanacademy.org/video?v=xN3UV

Example of the law of demand More free lessons at: http://www.khanacademy.org/video?v=ShzPt

How changes in the price of related goods can shift demand More free lessons at: http://www.khanacademy.org/video?v=-oClp

How demand can be effected by changes in income, population or preferences More free lessons at: http://www.khanacademy.org/video?v=do1HD

How the demand for some goods could actually go down if incomes go up More free lessons at: http://www.khanacademy.org/video?v=wYuAw

More clarification on inferior and normal goods More free lessons at: http://www.khanacademy.org/video?v=TAhRo

Introduction to the Law of Supply More free lessons at: http://www.khanacademy.org/video?v=3xCzh

How the price of inputs, price of related goods, number of suppliers technology, and expected future prices affects the supply curve More free lessons at: http://www.khanacademy.org/video?v=0isM0 ...

Equilibrium price and quantity for supply and demand More free lessons at: http://www.khanacademy.org/video?v=PEMkf

How the equilibrium price or quantity might change due to changes in supply or demand More free lessons at: http://www.khanacademy.org/video?v=NgPqy

Introduction to price elasticity of demand More free lessons at: http://www.khanacademy.org/video?v=slP8X

Looking a bit deeper at why elasticity changes despite having a linear demand curve More free lessons at: http://www.khanacademy.org/video?v=YOT8r

Extreme examples of price elasticity of demand More free lessons at: http://www.khanacademy.org/video?v=6udRt

What a demand curve with constant unit elasticity would look like More free lessons at: http://www.khanacademy.org/video?v=m7qXv

Thinking about how total revenue and elasticity are related More free lessons at: http://www.khanacademy.org/video?v=Udltk

Clarification on the relationship between total revenue and elasticity More free lessons at: http://www.khanacademy.org/video?v=KgrLU

Price of one good effecting quantity demanded of another More free lessons at: http://www.khanacademy.org/video?v=Ngv0B

Thinking about elasticity of supply More free lessons at: http://www.khanacademy.org/video?v=AAWsu

Why we calculate percent changes in a strange way when calculating elasticities More free lessons at: http://www.khanacademy.org/video?v=fUxSB

Thinking about a demand curve in terms of quantity driving price More free lessons at: http://www.khanacademy.org/video?v=Krkbb

Consumer surplus as difference between marginal benefit and price paid More free lessons at: http://www.khanacademy.org/video?v=_6kwh

Looking at consumer surplus as area between the demand curve and the market price More free lessons at: http://www.khanacademy.org/video?v=RBUBI

Looking at the supply curve as an opportunity cost curve. Understanding the producer surplus as the area between the supply curve and the market price More free lessons at: http://www.khanacademy.or ...

How instituting a price ceiling lower than the equilibrium price reduces the total surplus (dead weight loss)

How a minimum wage might effect the labor market More free lessons at: http://www.khanacademy.org/video?v=j0c2v

The effect of taxation on the equilibrium price and quantity More free lessons at: http://www.khanacademy.org/video?v=NuLlN

What would happen if we have a percentage tax instead of a fixed dollar amount More free lessons at: http://www.khanacademy.org/video?v=xwOTl

Who bears the burden for the taxes when demand is inelastic More free lessons at: http://www.khanacademy.org/video?v=lsn16

Who bears the burden for a tax on a good with perfectly elastic demand More free lessons at: http://www.khanacademy.org/video?v=z1yJP

Marginal utility and marginal benefit. How you would spend $5 on chocolate and fruit More free lessons at: http://www.khanacademy.org/video?v=Kf9Kh

Why the marginal utility for dollar spent should be theoritically equal for the last increment of either good purchased More free lessons at: http://www.khanacademy.org/video?v=KbW6O

Seeing what happens to quantity demanded when price changes More free lessons at: http://www.khanacademy.org/video?v=4-_-w

What I can buy with my income More free lessons at: http://www.khanacademy.org/video?v=Uq5Wz

Using indifference curves to think about the point on the budget line that maximizes total utility More free lessons at: http://www.khanacademy.org/video?v=nhSSu

Indifference curves for normal goods, substitutes and perfect complements More free lessons at: http://www.khanacademy.org/video?v=kJ43G

Difference between a firm's accounting and economic profit More free lessons at: http://www.khanacademy.org/video?v=06j_z

How to account for things when you own the building instead of renting it More free lessons at: http://www.khanacademy.org/video?v=ckBKD

Thinking about average fixed, variable and marginal cost More free lessons at: http://www.khanacademy.org/video?v=bBQVa

Graphing variable cost, fixed cost and total cost More free lessons at: http://www.khanacademy.org/video?v=k1iHD

Looking at marginal and average total cost in the context of a juice business More free lessons at: http://www.khanacademy.org/video?v=7t8gd

Thinking about a rational quantity of juice to produce More free lessons at: http://www.khanacademy.org/video?v=xGkE0

Why it is rational to produce at a loss More free lessons at: http://www.khanacademy.org/video?v=ni0TL

Understanding the long term supply curve in terms of economic profit More free lessons at: http://www.khanacademy.org/video?v=CWiHA

Conditions for perfect competition. Looking at the airline industry More free lessons at: http://www.khanacademy.org/video?v=_NznT

Thinking about what would happen with one airline. The opposite of perfect competition More free lessons at: http://www.khanacademy.org/video?v=77CAp

Starting to think about how a monopolist would rationally optimize profits More free lessons at: http://www.khanacademy.org/video?v=cczAB

Plotting the marginal revenue curve for a monopolist More free lessons at: http://www.khanacademy.org/video?v=s1UQQ

Showing that what is optimal for the monopolist is not optimal for society More free lessons at: http://www.khanacademy.org/video?v=daxL1

Using some basic calculus to show that marginal revenue has twice the slope of the demand curve for a monopolist More free lessons at: http://www.khanacademy.org/video?v=atI4Q

Review of marginal revenue (MR), total revenue (TR), marginal cost (MC) and average total cost (ATC) for a monopoly

Thinking about different markets that are in-between monopolies and perfect competition More free lessons at: http://www.khanacademy.org/video?v=PzDth

Why it is hard for a monopolisitc competitor to make economic profit in the long run More free lessons at: http://www.khanacademy.org/video?v=RUVsE

Thinking about when oligopolies behave more like monopolies or perfect competitors More free lessons at: http://www.khanacademy.org/video?v=N0L00

Why two not-so-loyal criminals would want to snitch each other out More free lessons at: http://www.khanacademy.org/video?v=UkXI-

Looking more closely at the definition of Nash Equilibrium More free lessons at: http://www.khanacademy.org/video?v=ewu_7

Why duopolists would benefit to form a cartel and why it makes sense for them to cheat More free lessons at: http://www.khanacademy.org/video?v=S6TvR

Pareto Optimality and more on Nash Equilibrium. Seeing how cheating duopolists parallels the prisoners dilemma More free lessons at: http://www.khanacademy.org/video?v=XTMbR

Taking negative externalities into account when thinking about the optimal equilibrium price and quantity More free lessons at: http://www.khanacademy.org/video?v=nBw6K

How to factor in negative externalities through taxation More free lessons at: http://www.khanacademy.org/video?v=UYShe

Factoring in external benefits More free lessons at: http://www.khanacademy.org/video?v=TSTLL

How public resources can be abused More free lessons at: http://www.khanacademy.org/video?v=0b2Tl

Charging different consumers different amounts in an attempt to optimize economic profit More free lessons at: http://www.khanacademy.org/video?v=z0wg9

Thinking about how much incremental benefit a firm gets from hiring one more person More free lessons at: http://www.khanacademy.org/video?v=cwCln

Thinking about how many people it makes sense to hire. Brief discussion of a monopsony. More free lessons at: http://www.khanacademy.org/video?v=p8PSI

How to add demand curves More free lessons at: http://www.khanacademy.org/video?v=gHs3z

Understanding the flow of resources in the simplest possible economy More free lessons at: http://www.khanacademy.org/video?v=Hfz1b

Understanding what GDP does and doesn't measure. More free lessons at: http://www.khanacademy.org/video?v=zh8XA

What happens when a good is not finished in a period More free lessons at: http://www.khanacademy.org/video?v=C1pHv