In a graph for a firm in pure competition with the quantity of output measured on the horizontal axis, the total revenue curve is:

Which of the following efficiency wage models centers on the morale of a firm's workers? The

a. shirking model. b. gift exchange model. c. turnover model. d. None of the above

As an economy accumulates more capital per worker, labor productivity:

a. increases and the standard of living grows. b. decreases and the standard of living falls. c. decreases and the standard of living grows. d. increases and the standard of living falls.