How do hunting licenses protect extinction of those animals?
A. Licenses provide clear property rights to the owner to hunt.
B. Hunters have less incentive to hunt all together.
C. Licenses provide a way to eliminate opportunity costs of hunting.
D. Hunters buy more licenses which increases costs.
Answer: A
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A technological change ________ and a change in the capital stock ________
A) shifts the productivity curve; shifts the productivity curve B) shifts the productivity curve; creates a movement along the productivity curve C) creates a movement along the productivity curve; shifts the productivity curve D) does not change the productivity curve; creates a movement along the productivity curve E) does not change the productivity curve; shifts the productivity curve
Sam buys gasoline and coffee each week. In order to draw his budget line between gasoline and coffee, Sam would have to know
A) only how much income he has available to spend on gasoline and coffee. B) only the prices of one gallon of gasoline and one pound of coffee. C) only how much gasoline he wants to buy and how much coffee he wants to drink. D) both how much income he has to spend and the prices of one gallon of gasoline and one pound of coffee.
You observe that more labor is employed and the wage rate increases. This set of events could have been the result of a
A) rightward shift of the labor demand curve. B) leftward shift of the labor supply curve. C) rightward shift of the labor supply curve. D) leftward shift of the labor demand curve.
If firms and workers have rational expectations, including knowledge of the policy being used by the Federal Reserve, the short-run Phillips curve will be
A) vertical. B) flatter in the long run than it is in the short run. C) negatively sloped. D) positively sloped.