Tony fell and injured himself in a Mega Toy Store. Mega Toy Store is incorporated in Delaware. Tony is a resident of Nevada but was injured in a Mega Toy Store located in Arizona. Mega Toy does not do business in Nevada. Tony's damages exceed $100,000. If Tony decides to sue Mega Toy Store:a) he may file the lawsuit in an Arizona state court. b) he may file the lawsuit in a federal district court in Arizona. c) he must file the lawsuit in a federal district court because the federal courts would have diversity jurisdiction in this case. d) Either a or b.

Assume that a local bank sells two services, checking accounts and atm card services. the bank’s only two customers are mr. donethat and ms. beenthere. mr. donethat is willing to pay $8 a month for the bank to service his checking account and $2 a month for unlimited use of his atm card. ms. beenthere is willing to pay only $5 for a checking account, but is willing to pay $9 for unlimited use of her atm card. assume that the bank can provide each of these services at zero marginal cost.refer to scenario 17-5. if the bank is unable to use tying, what is the profit-maximizing price to charge for a checking account