Assuming economic efficiency is maximized, when will more of a resource tend to be used in the first time period (as compared to future time periods)?
a. Whenever the discount rate is positive
b. Whenever the marginal net benefits in the present are positive
c. Whenever the discount rate is zero
d. Whenever the user costs are positive in the present
e. Whenever the marginal net benefits in the future are negative
Answer: a. Whenever the discount rate is positive
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The income per capita in Baltonia is 64,163 in Baltonian currency. If the price of a basket of goods worth $1 in the U.S. is 5.50 units of Baltonian currency, Baltonia's income per capita in purchasing power parity is:
A) $11,666. B) $10,257.48. C) $2,832. D) $15,624.50. The price of a given basket of goods in Country 1 is 10 karls. The price of the same basket of goods in Country 2 is 25 ritz and $2 in the U.S. Country 1 has a income per capita of 3,200 karls and Country 2 has a income per capita of 5,500 ritz.
If U.S. exports are $2.2 billion and our imports are $2.7 billion
A) the United States is lending to the rest of the world. B) U.S. national saving is too high. C) the United States is borrowing from the rest of the world. D) U.S. investment must decrease.