The long-run supply curve of an industry equals the industry's
a. long-run marginal cost curve.
b. the horizontal sum of all firms' supply curves at any point in time.
c. long-run average cost curve.
d. long-run total variable cost curve.
c
Economics
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How does the Federal Reserve inject reserves into the banking system?
A. By moving reserves between the accounts of different banks B. By creating new money it uses to buy financial assets C. By creating new money it lends directly to households and businesses D. By creating new financial assets it sells in the open market
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