Cutting the length of patents. suppose that a group of consumer activists claims that drug companies earn excessive profits because of the patents they have on drugs. the activists advocate cutting the length of time that a drug company can hold a patent to five years. they argue that this will lead to lower prices for drugs because competitors will enter the market after the five-year period. do you see any drawbacks to this proposal? a. it will result in only induced innovation. b. it will promote "creative destruction," as outlined by joseph schumpeter. c. it will reduce the incentive for drug companies to invent new drugs. d. all of the above.