A detailed history of business cycles is known as a

Which of the following statements about perfect price discrimination is false?

A) For the price-discriminating firm, its marginal revenue curve coincides with its demand curve. B) There is no consumer surplus if a firm engages in perfect price discrimination. C) A condition for perfect price discrimination is that it must be costlier to service some customers than others. D) Perfect price discrimination occurs when the seller charges the highest price each consumer would be willing to pay for the product.

Which of the following could cause the supply curve of loanable funds to shift to the left?

a. decrease in productivity b. increase in the rate of interest c. decrease in the rate of interest d. increase in productivity e. expectation that future prices will increase