The U.S. banks have grown primarily through:
a. America's longstanding preference for big banks.
b. surviving banks buying up bankrupt banks

The income approach measures GDP by summing

A) the wealth of households, business and government. B) the incomes paid households for the resources they own. C) the total production of all final goods and services produced in a year within a country's borders. D) C + I + G + NX. E) Both answers A and D are correct.

If skilled labor is three times the cost of unskilled labor, a profit-maximizing firm will vary the quantity of each type of labor until the

a. marginal product of each is the same. b. amount of unskilled labor used is three times the quantity of skilled labor used. c. amount of unskilled labor used is one-third the quantity of skilled labor used. d. marginal product of unskilled labor is one-third that of skilled labor.