In a market economy, access to goods and services is increased by ______.

In the figure above, if no one owns the lake, what is the quantity of pesticide produced?

A) 300 tons per month B) 240 tons per month C) 180 tons per month D) 360 tons per month

A recent decline in interest rates made home construction more affordable for many families. The consequent increase in construction produced a rightward shift in the demand curves for construction materials. Economists would say that the change in demand for materials is due to

a. the principle of marginal productivity. b. rent seeking. c. diminishing marginal returns. d. derived demand.