Figure 4.4 illustrates the supply of tacos. An increase in the number of Mexican food producers would most likely cause a movement from

The risk premium is

A) the amount by which the expected return on a risky asset exceeds the return on an otherwise comparable safe asset. B) a measure of the riskiness of the overall economy in a domestic country compared with a foreign country. C) the amount an investor must pay to insure his or her stock portfolio to protect against a fall in value. D) the amount an investment bank charges to guarantee an annuity that pays a fixed rate of return in the future.

Many universities have either a top football program OR a top basketball program. Very few have both. These results suggest the presence of

A) economies of scope. B) diseconomies of scope. C) returns to scale. D) the law of diminishing marginal returns.