Adriana wants to try working as an independent contractor this summer. She has a 50 percent chance that she will make $9,000 and 50 percent chance that she will make nothing. What's Adriana's expected income?

If a certain automotive part can be purchased in Mexico for 32 pesos or in the United States for $5.25, and if the nominal exchange rate is 8 pesos per U.S. dollar, then the automotive part:

A. is more expensive in the United States. B. costs the same in Mexico and the United States. C. is more expensive in Mexico. D. is less expensive in the United States.

Refer to the information provided in Figure 15.2 below to answer the question(s) that follow.  Figure 15.2 Refer to Figure 15.2. If We Do Hair maximizes profits as a monopolistically competitive firm, it ________ of $320.

A. is suffering a loss of B. has a total cost C. is earning a profit D. receives a total revenue