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The labor demand curve of a purely competitive seller


A) slopes downward because the elasticity of demand is always less than unity.
B) slopes downward because of diminishing marginal productivity.
C) is perfectly elastic at the going wage rate.
D) slopes downward because of diminishing marginal utility.

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The change in a firm's total revenue that results from hiring an additional worker is measured by


A) the marginal product.
B) the marginal revenue.
C) the marginal revenue product.
D) the average revenue product.

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Other things being equal, a firm's demand for labor is likely to be more elastic than its demand for capital if


A) labor costs are a smaller proportion of total costs than capital costs.
B) the firm uses labor-intensive production techniques.
C) substitutions of one resource for another are difficult.
D) the demand for its final product is price elastic.

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Other things equal, if wage rates increase by 20 percent, the greatest decline in employment will occur when labor costs are a


A) large proportion of total costs and product demand is elastic.
B) small proportion of total costs and product demand is elastic.
C) large proportion of total costs and product demand is inelastic.
D) small proportion of total costs and product demand is inelastic.

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The fact that monopoly and monopsony exist in resource markets means that


A) the marginal productivity theory of income distribution is valid.
B) resource prices do not always measure contributions to output.
C) the resulting income distribution is ethically correct.
D) income shares do not exhaust the total output.

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A profit-maximizing firm should hire an input as long as the


A) firm can increase its total revenue.
B) price of the input doesn't exceed the price of the other inputs used in the firm's production.
C) marginal revenue product of the input is at least as much as the cost of hiring the input.
D) marginal revenue product of the input is greater than the marginal revenue product of other inputs the firm is using.

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The labor demand curve of an imperfectly competitive seller is downsloping


A) solely because of diminishing marginal utility.
B) because of both diminishing returns and the necessity to lower price to sell more output.
C) solely because product price must be reduced to sell more output.
D) solely because of diminishing returns.

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The prices of resources are an important factor in the determination of money income.

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A firm's demand curve for labor


A) is its marginal product curve.
B) will shift to the left if the price of the product the labor is producing should fall.
C) is perfectly elastic if the firm is selling its product in a purely competitive market.
D) reflects a direct (positive) relationship between the number of workers hired and the money wage rate.

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In percentage terms, which of the following occupations is expected by the U.S. Bureau of Labor Statistics to be the fastest growing from 2014 to 2024?


A) wind turbine service technicians
B) statisticians
C) nurse practitioners
D) postal service sorters and processors

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When the elasticity coefficient for resource demand is greater than one, resource demand is


A) inelastic.
B) elastic.
C) unit-elastic.
D) perfectly inelastic.

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The marginal revenue product curve for an input is downsloping because of the law of diminishing returns.

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The introduction of automatic elevator equipment allowed firms to handle the movement of people in a multistory building at less cost, thus decreasing the demand for elevator operators. The best explanation for this change is that the


A) marginal product of elevator operators was equal to its price.
B) marginal product of automatic elevator equipment was equal to its price.
C) marginal product of automatic elevator equipment divided by its price was greater than that for elevator operators.
D) marginal product of elevator operators divided by its price was greater than that for automatic elevator equipment.

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(Last Word) The case of ATMs and bank tellers illustrates that


A) capital is primarily a substitute for labor.
B) capital is, overall, a complement for labor, not a substitute.
C) capital and labor are almost always used in fixed proportions.
D) technological innovation is generally detrimental to employment.

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Marginal product is


A) the output of the least skilled worker.
B) a worker's output multiplied by the price at which each unit can be sold.
C) the amount an additional worker adds to the firm's total output.
D) the amount any given worker contributes to the firm's total revenue.

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Suppose that the production of wheat requires two inputs, labor and fertilizer. The price of labor is $4.50, and the price of fertilizer is $3.00. A farmer is currently employing the inputs such that the marginal product of labor is 11 and the marginal product of fertilizer is 8. If the farmer is a cost-minimizer, he should


A) use more labor and less fertilizer.
B) use more fertilizer and less labor.
C) use more labor and more fertilizer.
D) continue using the same amounts of each input.

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Suppose that a union successfully negotiated a 10 percent wage increase and the quantity of labor demanded increased by 10 percent. We can conclude that


A) the labor demand curve must have independently shifted to the right.
B) labor demand is highly elastic.
C) the coefficient of labor demand elasticity is less than 1.
D) labor demand is unit-elastic.

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The demand for a resource will increase if the


A) price of the resource decreases.
B) supply of the resource decreases.
C) price of the product requiring this resource increases.
D) price of the product requiring this resource decreases.

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Suppose a firm hires both labor (L) and capital (C) under purely competitive conditions. The price of labor is PL, and that of capital is PC. The marginal product of labor is MPL, and that of capital is MPC. The firm sells its product competitively at a price of PX. If MPC / PC > MPL / PL, the firm


A) may be maximizing profits, but it is not minimizing costs.
B) may be minimizing costs, but it is not maximizing profits.
C) is neither minimizing costs nor maximizing profits.
D) is minimizing costs and maximizing profits.

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If two resources are highly substitutable for one another,


A) a decrease in the price of one will increase unit costs of production.
B) an increase in the price of one will increase the demand for the other.
C) an increase in the price of one will reduce the demand for the other.
D) a decrease in the price of one will increase the demand for the other.

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