In this video, we take a slightly different approach to determining comparative …
In this video, we take a slightly different approach to determining comparative advantage because we are given data in a slightly different way. Rather than knowing how much of two goods can be produced in a day, we know how much of a resources (in this case labor) is needed to produce one unit of a good.
In this video, we expand the equation to calculate simple interest for …
In this video, we expand the equation to calculate simple interest for a single period, P*(1+r), to calculate interest when interest is charged for more than one period and that interest is compounded at different intervals. By doing so, we can better understand the difference between simple and compound interest. Created by Sal Khan.
Changes in interest rates in one country impact economic conditions in other …
Changes in interest rates in one country impact economic conditions in other countries. In this video, walk through a chain of events that starts with a change in interest rates in the United States that affects the relative value of the dollar, the Japanese Yen, and exports.
At age twenty-seven, physicist Philip Morrison joined the Manhattan Project, the code …
At age twenty-seven, physicist Philip Morrison joined the Manhattan Project, the code name given to the U.S. government's covert effort at Los Alamos to develop the first nuclear weapon. The Manhattan Project was also the most expensive single program ever financed by public funds. In this video segment, Morrison describes the charismatic leadership of his mentor, J. Robert Oppenheimer, and the urgency of their mission to manufacture a weapon 'which if we didn't make first would lead to the loss of the war." In the interview Morrison conducted for War and Peace in the Nuclear Age: 'Dawn,' he describes the remote, inaccessible setting of the laboratory that operated in extreme secrecy. It was this physical isolation, he maintains, that allowed scientists extraordinary freedom to exchange ideas with fellow physicists. Morrison also reflects on his wartime fears. Germany had many of the greatest minds in physics and engineering, which created tremendous anxiety among Allied scientists that it would win the atomic race and the war, and Morrison recalls the elaborate schemes he devised to determine that country's atomic progress. At the time that he was helping assemble the world's first atomic bomb, Morrison believed that nuclear weapons 'could be made part of the construction of the peace.' A month after the war, he toured Hiroshima, and for several years thereafter he testified, became a public spokesman, and lobbied for international nuclear cooperation. After leaving Los Alamos, Morrison returned to academia. For the rest of his life he was a forceful voice against nuclear weapons.
Balance sheets are a way of showing an entities assets and liabilities. …
Balance sheets are a way of showing an entities assets and liabilities. In this video we use the example of purchasing a home to show what a balance sheet might look like in that situation. Created by Sal Khan.
In this video, we think how bonds work. Topics include what it …
In this video, we think how bonds work. Topics include what it means to buy a bond, what it means to issue a bond, coupon rates, par value, and maturity. Created by Sal Khan.
In this video, we introduce the field of economics using quotes from …
In this video, we introduce the field of economics using quotes from the person that many consider to be the "father" of economics: Adam Smith. Topics include the definition of economics, microeconomics, and macroeconomics as a field and the role of assumptions in economic decisionmaking. Created by Sal Khan.
Inflation is an increase in the price level over time. In this …
Inflation is an increase in the price level over time. In this video we explore inflation and how it is calculated using a measure called the consumer price index (CPI). Created by Sal Khan.
Interest is effectively a rent on money. In this video, we think …
Interest is effectively a rent on money. In this video, we think about what an interest rate really is. Learn about the difference between simple interest and compound interest and how interest is calculated on a loan using an example of calculating the interest rate on a loan. Created by Sal Khan.
Interest is effectively a rent on money. In this video, we think …
Interest is effectively a rent on money. In this video, we think about what an interest rate really is. Learn about the difference between simple interest and compound interest and how interest is calculated on a loan using an example of calculating the interest rate on a loan. Created by Sal Khan.
Just like goods and services, the factors of production are exchanged in …
Just like goods and services, the factors of production are exchanged in markets. This video focuses on such market -- the market for labor. The supply of labor is based on people's willingness to tradeoff labor for leisure. The demand for labor is based on labor's marginal revenue product.
Learn how mortgages work, how to use a mortgage calculator, and how …
Learn how mortgages work, how to use a mortgage calculator, and how to use a spreadsheet to show the payoff of a mortgage over time and the interest paid each year.
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