S06-02 Present Value and Multiple Cash Flows [LO1] Investment X offers to pay you $4,200 per year for eight years, whereas Investment Y offers to pay you $6,100 per year for five years. a. Calculate the present value for Investment X and Y if the discount rate is 5 percent. (Do not round intermediate calculations and round your answers to 2 decimal places, e. g., 32.16.) b. Calculate the present value for Investment X and Y if the discount rate is 15 percent. (Do not round intermediate calculations and round your answers to 2 decimal places, e. g., 32.16.)

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