第四章测试1.Efficient production occurs if a firm
A:cannot produce its current level of output with fewer inputs. B:All of the above. C:given the quantity of inputs, cannot produce more output. D:maximizes profit.
答案:B
2.Firms maximize profit when
A:All of the above. B:the additional benefit from producing a good equals the additional cost of producing that good. C:MR = MC. D:the derivative of the profit function with respect to output is zero. 3.With respect to production, the short run is best defined as a time period
A:lasting about two years. B:lasting about six months. C:in which at least one input is fixed. D:in which all inputs are fixed. 4.In the long run, all factors of production are
A:materials. B:rented. C:fixed. D:variable. 5.A production function tells the firm
A:the average level of production for other firms in the industry. B:the minimum it can expect to produce with a given mix of inputs. C:the average it can expect to produce with a given mix of inputs. D:the maximum it can expect to produce with a given mix of inputs.
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