Which of the Following Is the Primary Source of Cross-Country

question 16

Multiple Choice

Which of the following is the primary source of cross-country differences in the real earnings of workers?

• A) differences in natural resource endowments
• B) differences in output per worker
• C) differences in the average number of hours worked
• D) differences in the share of workers that are members of a labor union
• E) access to modern technology

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