The price elasticity of demand is dependent upon: a. both the units used to measure the price and the units used to measure the quantity. b. neither the units used to measure the price nor the units used to measure the quantity. c. the units used to measure the price but not the units used to measure the quantity. d. the units used to measure the quantity but not the units used to measure the price.

Uppose the book-printing industry is competitive and begins in a long-run equilibrium. then hi-tech printing company invents a new process that sharply reduces the cost of printing books. suppose hi-tech's patent prevents other firms from using the new technology. which of the following statements are true about what happens in the short run? check all that apply. hi-tech's average-total-cost curve shifts downward. hi-tech's profits increase. the price of books remains the same. hi-tech's marginal-cost curve remains the same.

Why does the united states government provide tax breaks related to the amount of money companies spend on research and development? a. to provide incentives for companies to conduct research and development to allow antitrust authorities b. to challenge joint research efforts c. to protect the right of inventors d. to produce and sell their inventions e. to involve less government scrutiny than a government funded project

Classify each of the following items as a public good, a private good, a natural monopoly good, or a common resource.(a) measles vaccinations (b) tuna in the pacific ocean (c) airline service in the united states (d) local storm-water system