When supply is written as Q = c + dP and P and Q are the equilibrium values for price and quantity, which of the following is the value of the price elasticity of supply, ES?

The marginal product of labor (MPL) is given by the ________

A) labor share of income + average output per unit of labor B) labor share of income - average output per unit of labor C) labor share of income ÷ average output per unit of labor D) labor share of income × average output per unit of labor E) none of the above

Suppose the Federal Reserve buys bonds from the banking system, the money supply curve ________.

A. will become flatter B. will become steeper C. shift to the left D. shift to the right