In which of the following industries is marginal cost pricing most likely?

Assume a portfolio in which there is equal investment in two assets that are perfectly negatively correlated, with equally expected returns of 10 percent and 6 percent for asset A and 8 percent and 4 percent for asset B

The expected yield on this portfolio is A) 8 percent. B) 7 percent. C) 6 percent. D) 5 percent.

A consumer is a lender if

A) optimum current consumption is less than current disposable income. B) optimum current consumption is greater than current disposable income. C) current disposable income is greater than future disposable income. D) the consumer's indifference curves are relatively flat.