Which of the following provides the best explanation of why low-income countries
generally remain poor?
a. Their political environment and policies often discourage productive activity and
reduce the potential gains from specialization and exchange.
b. They are oppressed by developed nations that benefit from the cheap goods available
from countries with low wage rates.
c. They are poorly endowed with natural resources, which are essential for long-term
rapid growth.
d. When the average income level is low, workers have little incentive to earn higher
incomes.
Which of the following is not a source of economies of scale?
a. Division and specialization of labor.
b. Increase in output.
c. More efficient use of capital.
d. All of the above.
e. Centralized marketing.
Under socialism, which of the following industries would probably be owned by the
government?
a. Steel. c. Agriculture.