The Federal Reserve is powerful because it can influence _______ through its control over _______.

Bank panics have largely disappeared in the United States because

A) banks are now required to hold a larger fraction of deposits as reserves. B) of low interest rates. C) bank loans are more closely monitored by the Federal Reserve. D) of deposit insurance.

Along its long-run total cost curve, a firm is producing

a. at the output level for each plant size that has the lowest cost b. at the minimum points of its various total cost curves c. each level of output using the input mix that has the lowest cost d. each level of output using the fewest possible inputs e. at the output level for each plant size that uses the fewest possible inputs