Celia buys 24 gallons of gasoline per month when the price is $2 per gallon, but only 16 gallons if the price rises to $3 per gallon. Within this range, her demand for gasoline is
a. unitary elastic
b. perfectly inelastic
c. perfectly elastic
d. inelastic
e. elastic
A
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A model (or theory):
a. is a general statement about the causal relationship between variables based on facts. b. helps explain and predict the relationship between variables. c. when expressed as a downward (negatively) sloping graph implies an inverse relationship between the variables. d. all of these.
The following include several reasons that government might give for using a tariff on imports? Which is not valid, in the sense that the effect described will not happen.
a. To raise government revenue. b. To help consumers. c. To raise incomes of producers. d. To respond to political pressures from import competing industries. e. To increase national welfare at the expense of foreigners.
Discriminatory trade practices are allowed among sister WTO member countries, especially when it comes to
A) the use of child labor in agricultural and textile/apparel products. B) national security and special benefits given to other members of a free trade area. C) the protection of agriculture and textile/apparel from open trade. D) environmental protection.
The demand curve for a perfectly competitive industry is
A) downward sloping. B) horizontal. C) vertical. D) indeterminate without more information.