Which of the following would cause the demand for mathematicians to increase?
a. a decrease in the productivity of mathematicians.
b. an increase in the wage of mathematicians.
c. an increase in the productivity of mathematicians.
d. an increase in the productivity of physicists.
C
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A situation in which one firm's actions with respect to price, quality, advertising and related changes may be strategically countered by the reactions of one or more other firms in the industry is known as
A) strategic dependence. B) economies of scale. C) the concentration ratio. D) barriers to entry.
Which of the following is true of a price level increase in an economy?
a. When the price level increases, the purchasing power of money increases b. When the price level increases, the purchasing power of money decreases. c. When the price level increases, the purchasing power of money remains unchanged. d. When the price level increases, the purchasing power of money either increases or decreases, depending upon the size of the national debt. e. When the price level increases, the purchasing power of money either increases or decreases, depending upon the level of government expenditures.
The exchange rate changed from € 2.5/ $ to € 2.0/ $. Therefore:
a. The euro appreciated by 25% and the dollar depreciated by 20%. b. The euro appreciated by 25% and the dollar depreciated by 25%. c. The euro depreciated by 25% and the dollar appreciated by 25%. d. The euro appreciated by 20% and the dollar depreciated by 25%. e. The euro depreciated by 20% and the dollar appreciated by 20%.
South Africa is a major wine producer. As Americans become more familiar with those wines and show an increased preference for them, an increased __________ the South African rand will cause the dollar to __________ relative to the rand
A) demand for; depreciate B) demand for; appreciate C) supply of; depreciate D) supply of; appreciate