In this video, walk through the solution to a question on the effect of tariffs from the 2012 AP(R) Microeconomics exam.
Dealing with scarcity is the basis of economics, but what does it mean to say that something is scarce? In this video, we explore the definition of scarcity in economics and how scarce resources are different from free resources.
This video discusses two closely related ideas in economics: scarcity and rivalry.
This task is a modeling problem which ties in to financial decisions faced routinely by businesses, namely the balance between maintaining inventory and raising short-term capital for investment or re-investment in developing the busines
Thinking about why a severe contango could be bearish. Created by Sal Khan.
If a factor of aggregate demand changes in response to anything other than a change in the price level shifts aggregate demand. In this video, we explore the shifters of AD and factors that might shift aggregate demand to the left (a decrease in AD) or to the right (an increase in AD). Created by Sal Khan.
Changes in the demand for labor affect wage rates. Learn why labor demand changes, and the effect of changes in the demand for labor on labor markets.
What does it mean to short a stock? Created by Sal Khan.
More on the mechanics of shorting stock. Created by Sal Khan.
We claim that the short-run aggregate supply (SRAS) curve is upward sloping, but why? In this video, we explore the justifications for the aggregate supply curve to be upward sloping in the short-run. Created by Sal Khan.
The interaction of SRAS and AD determine national income. We can compare that national income to the full employment national income to determine the current phase of the business cycle. An economy is said to be in long-run equilibrium if the short-run equilibrium output is equal to the full employment output.
A short sale occurs when someone wants to sell a home, but owes more on the home than its value. We explore some of the major considerations that go into a short sale in this video. Created by Sal Khan.
A firm shut's down temporarily when it can't cover its variable cost, but it exits the industry for good when it's economic profits are negative. In this video, learn more about how to use a graph of cost curves to determine when a firm shuts down, enters an industry, or exits an industry.
Simple analysis of cost per job saved from stimulus. Created by Sal Khan.
In this video, Sal begins a walkthrough of the process of money creation using a highly simplified example. Created by Sal Khan.
How banks can actually create checking accounts under a fractional reserve system. Created by Sal Khan.
Showing how a merger arbitrage player might act if they were sure that a transaction would go through. Created by Sal Khan.
Simple model to understand r and g relationship. A discussion with Sal Khan.
If all costs and benefits are captured by the supply and demand curves, then the market outcome is a quantity where marginal social costs equals marginal social benefit. But what if they don't? In this video, see how markets might produce an inefficient quantity.
Created by Sal Khan.