Suppose a coalition of students from Lincoln High School succeeds in persuading the local government to impose a price ceiling of $13.00 on used DVDs, on the grounds that local suppliers are taking advantage of teenagers by charging exorbitant prices. a. Calculate the weekly shortage of used DVDs that will result from this policy.

In which of the following games is it clearly the case that the cooperative outcome of the game is good for the two players and bad for society? a. two oil companies own adjacent oil fields over a common pool of oil, and each company decides whether to drill one well or two wells.b. two airlines dominate air travel between city a and city b, and each airline decides whether to charge a "high" airfare or a "low" airfare on flights between those two cities.c. two superpowers decide whether to build new weapons or to disarm.d. in all of the above cases, the cooperative outcome of the game is good for the two players and bad for society