What Have Economists Who Study the Value of Skills in the Labour

question 74

Multiple Choice

What have economists who study the value of skills in the labour markets documented

• A)a decrease in the earnings gap between low-skill and high-skill workers over the past 27 years in the United States but not in Canada
• B)an increase in the earnings gap between low-skill and high-skill workers over the past 27 years in Canada, but not in the United States
• C)a decrease in the earnings gap between low-skill and high-skill workers over the past 27 years in both Canada and the United States
• D)an increase in the earnings gap between low-skill and high-skill workers over the past 27 years in the United States, but not in Canada

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Definitions:

Meta-Analysis

A statistical technique for combining the findings from independent studies to determine the overall trend or effect.

Psychosurgery

Surgical operations that change brain tissue in order to treat psychological disorders.

Drug Therapies

treatment of disease by means of drugs or medications, often specifically tailored to the individual patient's condition and any co-existing conditions.

Token Economy

A behavior modification method that uses tokens as a form of positive reinforcement for desired behaviors, which can be exchanged for rewards.