In the production function Y = A(G,P,T) F(K,R,H,N), the factors that affect the entire production process are

Which of the following is likely to cause a decrease in labor productivity?

a. An increase in student achievement scores b. A service sector that is growing slower than the growth rate of GDP c. An increased spending on research and development d. A decrease in capital formation e. A low federal budget deficit

Since 1990, the average number of hours worked per year has

A. Increased. B. Stayed about the same. C. Decreased.