Which of the following increases labor productivity?
A) decreases in the availability of computers and factory buildings
B) a decline in the health of the population
C) inventions of new machinery, equipment, or software
D) an increase in the aggregate hours of work
C
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A. the production possibilities curves of such nations are more bowed out from the origin. B. the production possibilities curves of such nations have shifted inward. C. the production possibilities curves of such nations have shifted outward. D.
these nations are operating at some point outside of their production possibilities curves. A. have a less concave production possibilities curve. B. produce at some point closer to its production possibilities curve. C. be able to produce at some point outside of its production possibilities curve. D. produce more consumer goods and fewer investment goods.
To maximize net benefits in the table, it is most appropriate to use:Control variableTotal BenefitsTotal CostsNet BenefitsMarginal BenefitMarginal CostMarginal Net BenefitQB(Q)C(Q)N(Q)MB(Q)MC(Q)MNB(Q)0000---190010080090010080021,700300C80020060032,4006001,800700E4004A1,0002,00060040020053,5001,5002,000500500F63,9002,1001,800D600-20074,2002,8001,400300700-40084,400B800200800-60094,5004,5000100900-800104,5005,500-1,00001,000-1,000
A. five units of the control variable, since net marginal benefits are zero. B. four units of the control variable, since the marginal benefit exceeds marginal cost. C. six units of the control variable, since the marginal cost exceeds marginal benefit. D. None of the statements associated with this question are correct.