The quantity of pencils sold is 1000 at the unit price $0.5. Suppose the price elasticity of demand for pencils by the initial value method is 2, and you would like to increase the quantity sold to 1200. Then the new price for pencils must be:
A. $0.05.
B. $0.25.
C. $0.30.
D. $0.45.
Answer: D
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Refer to the below graphs. (Assume that the pre-migration labor force in Country A is 0d and that it is 0u in country B.) The migration of labor from low-income country B to high-income country A will:
A. Increase wages in country A and decrease wages in country B
B. Decrease wages in country A and decrease wages in country B
C. Decrease wages in country A and increase wages in country B
D. Increase wages in country A and increase wages in country B
The "cost of rainforest preservation" can be lowered for developing countries by
(a) the development of alternative rainforest products. (b) research on agriculture in rainforest soils. (c) encouraging rainforest settlement of the poor. (d) subsidies for activities like cattle raising.
Despite an expansionary monetary policy, an economy experiences a recession. Everything else held constant, the recession could occur in spite of the rightward shift of the LM curve if
A) consumer confidence decreases sharply. B) there is an investment boom. C) the money supply increases. D) taxes are cut.
In a Malthusian world, what would improve the standard of living temporarily?
A) a war B) a new virus C) birth control D) democracy