The multiplier for a futures contract on the stock-market index is $50. the maturity of the contract is one year, the current level of the index is 2,000, and the risk-free interest rate is 0.6% per month. the dividend yield on the index is 0.3% per month. suppose that after one month, the stock index is at 2,055.

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