Suppose Nara could invest her 1000 in a savings account or she could invest in the stock market.
After one year, the savings account has a guaranteed 5 percent interest rate and the stock market has a 10 percent chance of tripling her money, and 90 percent chance of losing it all. What is the difference in Nara's expected wealth between these two options? A) 1050
B) 300
C) 750
D) 50
Question 2
A worldwide hops (a flower used in brewing) shortage made stouts, ales and other specialty microbrews more pricy in 2008. Gayle Goshie, a hops farmer, blames overproduction for hops' previously cheap place on the agricultural market.
The glut pushed many hops farmers out business, which gradually helped hops prices recover. Suppose farming hops is a perfectly competitive market. How did farmers going out of business help hops prices recover? A) Fewer farmers cause the market supply curve to shift leftward, causing price to rise.
B) Fewer farmers cause an increase in market demand, causing price to rise.
C) Fewer farmers cause an increase in the surviving firms' costs, causing higher prices.
D) Fewer farmers cause the individual firms' supply curves to decrease, causing higher prices.
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