Which of the following is a leakage in an open economy?

A monopoly arises when there:

a. is a firm desiring to compete in many markets. b. is a firm wanting to maximize profits. c. are barriers to the entry of other firms in the industry. d. is government intervention to establish and enforce a price ceiling.

In the Keynesian model in the short run, what is likely to happen to employment after each of the following shocks?

(a) An increase in taxes (b) An increase in consumer spending generated by a reduced desire for saving (c) An increase in the money supply