Assume that when price is $20, quantity demanded is 9 units, and when price is $19, quantity demanded is 10 units. Based on this information, what is the marginal revenue resulting from an increase in output from 9 units to 10 units?

Cyclical unemployment is a part of the unemployment rate that refers to those workers who are: a. moving between jobs

b. no longer looking for a job because they are discouraged about their prospects. c. jobless due to the seasonal nature of their jobs. d. jobless due to a recession in the economy.

The mainstream view is that macro instability is caused by:

A. erratic growth of the nation's money supply. B. government interference in the economy. C. significant changes in investment spending. D. consumption "booms" and "busts."