Beautification of the national highways through the planting of shrubs and wildflowers will
A) be profitable for a private landscaping company because they can charge passing drivers.
B) benefit even people who do not help pay.
C) provide a flow of services that are rival in consumption.
D) provide a flow of services that involve excludable consumption.
Question 2
For a perfectly competitive firm, the value of marginal product diminishes as employment increases because the
A) price falls as the firm's production increases.
B) marginal revenue decreases as the firm's production increases.
C) marginal product decreases as the firm's production increases.
D) None of the above answers is correct.
A thermal pool in Yellowstone National Park.
Chimpanzees in the Gombe National Park, Tanzania groom each other by holding an overhead branch with