Which of the following statements is false? the risk premium of a security is determined by its systematic risk and does not depend on its diversifiable risk. the volatility in a large portfolio will decline until only the systematic risk remains. when we combine many stocks in a large portfolio, the firm-specific risks for each stock will average out and be diversified. fluctuations of a stock's returns that are due to firm-specific news are common risks.

When earning simple interest on money you invest, which statement is true? a. as time goes on and your bank account grows, you earn more interest. b. as time goes on and your bank account grows, you earn less interest. c. as time goes on and your bank account grows, you earn the same amount of interest. d. as time goes on and your bank account grows, you stop earning interest.

The recognition of which of the following expenses exemplifies the application of matching expenses with the revenues they produced? multiple choice(a) cost of goods sold. (b) advertising.(c) president's salary.(d) research and development.

6. why the aggregate supply curve slopes upward in the short run in the short run, the quantity of output that firms supply can deviate from the natural level of output if the actual price level in the economy deviates from the expected price level. several theories explain how this might happen. for example, the misperceptions theory asserts that changes in the price level can temporarily mislead firms about what is happening to their output prices. consider a soybean farmer who expects a price level of 100 in the coming year. if the actual price level turns out to be 90, soybean prices will , and if the farmer mistakenly assumes that the price of soybeans declined relative to other prices of goods and services, she will respond by the quantity of soybeans supplied. if other producers in this economy mistake changes in the price level for changes in their relative prices, the unexpected decrease in the price level causes the quantity of output supplied to the natural level of output in the short run.