Using statistical models to estimate the maximum losses a portfolio's value is likely to sustain over a particular time period is called:

The social surplus in a market is $50. If another economic agent enters the market such that the marginal cost he incurs is $10 and the marginal benefit he receives from the trade is $5, then which of the following statements is true?

A) The social surplus will remain the same. B) The social surplus will increase by $5. C) The social surplus will decrease by $5. D) The social surplus will increase by $10.

Initially the nominal interest rate is 8 percent and the inflation rate is 5 percent. People know that the inflation rate increases to 10 percent. What is the new nominal interest rate?

A) 8 percent B) 3 percent C) 13 percent D) 11 percent