Every week Jerome works 40 hours. On Fridays, he receives his paycheck. What type of income does Jerome earn? A. unemployment income
B. earned income
C. investment income
D. passive income

The prebisch–singer hypothesis concludes that: a. technology lowers the cost of manufactured products, so developing countries should see an increase in their terms of trade. b. developing countries experience a long-run decline in their terms of trade, as the demand for primary products in higher-income countries declines relative to their demand for manufactured goods. c. because of unfair trading practices, labor in developing countries is exploited. d. opec has been responsible for a slowdown in the world's standard of living.