When a firm becomes so large it is difficult to coordinate and control, it is most likely that
A) economies of scale have begun.
B) diseconomies of scale have begun.
C) average total cost begins to fall.
D) long-run average costs become negative.
E) there are increasing marginal returns to increasing the firm's plant size.
B
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Which of the following is true of U.S. net exports prior to the 1960s?
a. Since most of the oil needs of the U.S. were met through imports, imports exceeded exports prior to the 1960s in the U.S. b. Prior to the 1960s, exports from the U.S. more or less equalled imports into the U.S. c. The U.S. was running a trade surplus prior to the 1960s. d. Prior to the 1960s, the U.S. ran twin deficits- both a current account deficit as well as a budget deficit. e. Since the U.S. dollar was overvalued prior to the 1960s, the U.S. neither exported nor imported any goods and services.
The ability to shift a tax burden depends on the relative elasticities of demand and supply for the taxed commodity
a. True b. False Indicate whether the statement is true or false