When Profit-Maximizing Firms in Competitive Markets Are Earning Profits

question 166

Multiple Choice

When profit-maximizing firms in competitive markets are earning profits,

• A)market demand must exceed market supply at the market equilibrium price.
• B)market supply must exceed market demand at the market equilibrium price.
• C)new firms will enter the market.
• D)the most inefficient firms will be encouraged to leave the market.

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Definitions:

Test Statistic

A calculated value from sample data used in hypothesis testing to determine whether to reject the null hypothesis.

Calculated Value

A numeric value derived from mathematical operations on data or parameters.

Population Variances

A measure of the dispersion of all the values in a population, reflecting how much the individuals within the population differ from the population mean.

Equal Variances

An assumption in certain statistical tests that the variance within each of the groups or samples is the same across all groups or samples.