A Number of Economists Have Estimated the Impact of Unionization

question 51

Multiple Choice

A number of economists have estimated the impact of unionization on workers' wages.Which of the following is one conclusion reached by these studies?

• A)Union workers earn less than they would if they were not unionized. This is because of the impact of workers' strikes, during which union members do not receive wages.
• B)Holding constant the impact of other factors that affect wages, being in a union has no impact on a worker's wages.
• C)Being in a union increases a worker's wages by about 10 percent, holding constant other factors that influence wages.
• D)The share of national income received by workers has increased significantly over time; unions have been responsible for about one-half of the increase in workers' share of national income from the end of World War II to 2000.

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Definitions:

Two-Tail Test

A statistical test that considers both the upper and lower tails of the distribution to test for extreme values in both directions from the mean.

P-Value

The probability of obtaining test results at least as extreme as the ones observed during the study, assuming the null hypothesis is true.

Statistical Software

Computer programs designed to assist with the organization, analysis, and visualization of data for statistical purposes.

Hypothesis Test

A statistical method that uses sample data to evaluate a hypothesis about the properties or parameters of a population.