Greg works at a local college and organizes activities for college students to do while living in the dorms. What is Greg’s career? A. Social Service Assistant
B. Residential Advisor
C. Sociologist
D. Health Counselor

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.