In the United States, plastic wastes
a. are among the fastest growing segment of MSW
b. have risen steadily since 1980
c. sometimes contain plasticizers and stabilizers, which may include toxics
d. all of the above
e. none of the above
d. all of the above
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When the price of bread increases by 3 percent, the quantity demanded of crackers increases by 2 percent. The cross elasticity of demand between crackers and bread is:
a. 0.67. b. 1.5. c. 2.5. d. 3.2. e. 5.0.
The fact that a gallon of gasoline commands a higher market price than a gallon of water indicates that:
a. gasoline is an economic good but water is not. b. the marginal utility of gasoline is greater than the marginal utility of a gallon of water. c. the average utility of a gallon of gasoline is greater than the average utility of a gallon of water. d. the total utility of gasoline exceeds the total utility of water.
?Hair Pins /hourBandanas /hourNigel410Mia93
Consider two individuals, Nigel and Mia, who produce hair pins and bandanas. Nigel's and Mia's hourly productivity are shown in Table 3.3. Mia's opportunity cost of producing one hair pin is:
A. 1/3 of a bandana. B. 2.5 bandanas. C. 3 bandanas. D. 10 bandanas.
All of the following are resources EXCEPT
A. doctors because they perform services. B. money. C. the computer in the student computer lab. D. the land the Statue of Liberty sits on.