Refer to the information provided in Figure 15.1 below to answer the question(s) that follow. Below are cost curves for Dom's Barber Shop, a monopolistically competitive firm. 
Figure 15.1 Refer to Figure 15.1. The profit-maximizing price for a haircut is
A. $10.
B. $12.
C. $14.
D. $16.
Answer: D
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In the endogenous growth model with human capital, spending more time on education
A) decreases the growth rate and increases output in the short term. B) decreases the growth rate and decreases output in the short term. C) increases the growth rate and increases output in the short term. D) increases the growth rate and decreases output in the short term.
Within the simple Keynesian Cross model, equilibrium takes place: a. at full employment
b. when aggregate spending equals real disposable income. c. when the money interest rate and real interest rate are equal. d. when actual and expected rates of inflation are equal.
Until the passage of the Airline Deregulation Act of 1978, the Civil Aeronautics Board controlled all of the following except
A. fares. B. assigned routes. C. profits. D. entry into the industry.
According to the ________ theory of regulation, regulators must take into account the preferences of legislators, consumers, and producers.
A. share-the-gains, share-the-pains B. public interest C. capture D. general interest