Refer Exhibit 2-10. Person A has the comparative advantage in the production of _____________ and person B has the comparative advantage in the production of __________________.
Fill in the blank(s) with the appropriate word(s).
neither good X nor good Y; neither good X nor good Y
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A price taker is
A) a firm that accepts different prices from different customers. B) a consumer who accepts different prices from different firms. C) a perfectly competitive firm. D) a firm that cannot influence the market price. E) both C and D
A waitress brings a free glass of wine when you sit down in a restaurant. This glass of wine is
A) a service because the waitress carried it instead of making it. B) a good, but not an economic good because there is no price charged for the wine. C) a nongood because there is no price charged for the wine. D) an economic good because wine is produced with scarce resources, even if it is free to you.
The correlation between X and Y
A) cannot be negative since variances are always positive. B) is the covariance squared. C) can be calculated by dividing the covariance between X and Y by the product of the two standard deviations. D) is given by corr(X, Y) = .
Suppose that a college physics experiment goes horribly wrong and releases an electronic pulse that renders all electronic equipment in the cities of Columbus, Cleveland and Cincinnati, Ohio permanently useless. No people are hurt, and no buildings are damaged. After the accident, the wages earned by Ohio workers will
a. increase because the marginal productivities of Ohio workers will increase. b. decrease because the marginal productivities of Ohio workers will decrease. c. decrease because the marginal productivities of Ohio workers will increase. d. increase because the marginal productivities of Ohio workers will decrease.