A tariff is a tax on ________ goods that is designed to ________

What would happen to U.S. economic welfare if the U.S. eliminated tariffs on solar panel imports?

a. U.S. economic welfare would increase because of the social gains from increased U.S. consumption of solar panels. b. U.S. economic welfare would decrease because the social gains from increased U.S. consumption of solar panels would be less than the social costs inflicted on U.S. solar panel producers. c. U.S. economic welfare would decrease because the social gains from increased U.S. production of solar panels would be less than the social costs associated with increased U.S. consumption of solar panels. d. U.S. economic welfare would increase because the social gains from increased U.S. production of solar panels would exceed the social costs associated with increased U.S. consumption of solar panels.

Which of the following measures does not help promote technological progress?

(A) Reducing the scale of the market for a new product. (B) Training programs for workers. (C) Increased wages for researchers. (D) Issuing a patent to a company that invents a new product.