The Malthusian prospect of starvation of the population could be prevented by:
a. increasing the amount of land available for agriculture.
b. investing in research and development of new technologies.
c. expanding food production on available land.
d. all of the above
Question 2
The difference between what can be produced and consumed without specialization and trade and with specialization and trade is called:
a. comparative advantage.
b. a tradeoff.
c. marginal cost.
d. opportunity cost.
e. gains from trade.
Over nearly 30 years, humans removed many polar bears for a variety of reasons, from a population in
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