________ natural resources are natural resources that can be used repeatedly, and ________ natural resources are natural resources that can be used only once
A) Nonrenewable; renewable
B) Renewable; hydrocarbon
C) Renewable; nonrenewable
D) Non-fossil; fossil
C
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During the financial crisis of 2007-09, the prices of U.S. Treasury securities
A) rose and the price of corporate bonds declined. B) fell relative to the prices of corporate bonds. C) remained in the same relative position to the prices of corporate bonds. D) were frozen by order of the federal government.
During most of the 1990s, average hours worked per week ____, then, after 2000 . started to ____
a. rose steadily; level off b. remained virtually constant; drop slowly. c. were on the upswing; fall slowly. d. continued to decline; level off
The curve formed by plotting the value of the marginal product for workers against quantity of labor is:
A. downward sloping. B. perfectly elastic, for competitive firms. C. perfectly inelastic. D. upward sloping.
An increase in the price of a good causes people to buy less of it because
a. the demand for the good decreases b. they have less income to spend on the good c. the marginal utility from additional units of consumption of the good decreases d. the marginal-utility-to-price ratio for the good decreases e. consumer surplus from consumption of the good decreases