Consider the following methods of pollution reduction:
a. the government sets a target for maximum emissions
b. the government mandates the installation of specific pollution abatement equipment
c. the government imposes a per unit tax on the good that creates pollution
d. the government gives firms a tax rebate for every unit of pollution abated Which of
the above is an example of a command and control approach to reducing pollution?
A) a only
B) b only
C) a and b only
D) a, b, and d only
E) a, b, c, and d
According to a study of the price elasticities of products sold in supermarkets, the price
elasticity of demand for toothpaste is estimated at -0.45. Which of the following could
explain why the price elasticity of demand for toothpaste is so low?
A) The toothpaste industry is highly competitive.
B) Toothpaste is relatively inexpensive.
C) Toothpaste is heavily endorsed by dentists.
D) There are few close substitutes for toothpaste.