If the economy suffers a permanent negative supply shock because there is an increase in regulations that permanently reduce the level of potential output, then

A) potential output falls.
B) the long-run aggregate supply curve shifts leftward.
C) the short-run aggregate supply curve shifts upward.
D) all of the above.

D

Economics

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In the short run, if a perfectly competitive firm is producing at a price below average total cost, its economic profit is:

a. positive. b. negative. c. zero. d. normal.

Economics

The International Monetary Fund was created

A) in 1945 by the Bretton Woods Agreement. B) to collect money from member countries that were running balance of payments deficits. C) in 1971 when President Richard Nixon signed the Bretton Woods Agreement. D) in the aftermath of World War II to help nations move off of the gold standard.

Economics