Marginal cost tells us the
a. value of all resources used in a production process.
b. marginal increment to profitability when price is constant.
c. amount by which total cost rises when output is increased by one unit.
d. amount by which output rises when labor is increased by one unit.
c
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Which of the following is true?
i. In an unregulated market with an external benefit, consumers don't take it into account and consume less than the efficient quantity. ii. Marginal social cost equals marginal private cost minus marginal external cost. iii. An unregulated market produces more than the efficient quantity of a good with an external cost. A) Only i B) Only ii C) Only iii D) i and ii E) i and iii
Due to the lack of timely data for the price level and economic growth, the Fed's strategy
A) targets the exchange rate, since the Fed can control this variable. B) targets the price of gold, since it is closely related to economic activity. C) uses an intermediate target, such as an interest rate. D) stabilizes the consumer price index, since the Fed can control the CPI.
The reason why cleanup costs are lower for a taxes approach than for a direct controls approach is that
a. all firms reduce pollution equally and fairly. b. firms that are able to clean up at lowest cost do so; others don't. c. large polluters clean up the most, which is always lowest cost. d. small polluters clean up the most, which is generally the cheapest.
One year ago Sam purchased bonds for $100,000 . He just sold them for $120,000 . During the year the price level rose by 5%. If the tax rate on capital gains is 20%, how much did Sam gain in real terms?