One major barrier to entry under pure monopoly arises from ________.

A. the availability of close substitutes for a product.
B. the price taking ability of the monopoly.
C. diseconomies of scale.
D. the cost of the infrastructure needed to produce.


Answer: D

Economics

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The following table provides nominal exchange rates for the U.S. dollar.CountryForeign currency/dollarDollar/foreign currencyPoland (zloty)4.3670.229South Africa (rand)6.9440.144 Based on these data, the nominal exchange rate equals approximately ________ zloty per South African rand or, equivalently, ________ rand per Polish zloty.

A. 0.021; 47.640 B. 0.629; 1.590 C. 47.640; 0.021 D. 1.590; 0.629

Economics

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A. 2 tons of pork and 4 tons of beans. B. 4 tons of beans. C. 4 tons of pork. D. 1 ton of pork and 2 tons of beans.

Economics

The duration of unemployment tends to

A. increase when business activity decreases. B. increase when the labor force shrinks. C. stay consistently the same over long periods of time. D. increase when employment increases.

Economics