Suppose a perfectly competitive market is in a short-run equilibrium. If some firms exit the market, the profit of the remaining firms ________; if some firms enter the market, the profit of each existing firm ________
A) decreases; is unchanged
B) increases; decreases
C) increases; is unchanged
D) is unchanged; is unchanged
E) decreases; increases
B
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During 2000, the government repurchased $30 billion in U.S. Treasury bonds outstanding. This was the first time this had been done since the administration of Herbert Hoover in the early 1930s
Analyze the impact of this repurchase on the bond market.
The U.S. Federal Reserve
A) has complete independence from the U.S. government. B) acts within the boundaries established by Congress and the president, but has flexibility in meeting the goals of monetary policy. C) is a government agency run by the Treasury Department and under the strict control of Congress. D) is run by elected officials but is only subject to oversight by the U.S. president.
If the consumer sentiment index turns down sharply over a period of several months, which of the following is most likely to occur in the near future?
a. an increase in aggregate demand and expansion in real output b. a reduction in aggregate demand and a contraction in real output c. a reduction in aggregate demand and expansion in real output d. an increase in aggregate demand and a contraction in real output
Sun's team is giving an important presentation on a new heart rate monitor. Pablo is energetic and charming but physically uncoordinated. Jisoo is an experienced yoga instructor who can lower or increase her heart rate by controlling her breath. Thorin is methodical, calm, and introverted. Sun has experience as a math tutor. What roles would be most appropriate?