Jerome is training to be a vacuum cleaner sales person. initially, he got paid for each customer he called on, even if the customer did not ask for a demonstration. currently, he only gets paid for actually demonstrating the product. eventually, he will only get paid for actually closing a sale. in this example, jerome's sales skills are being developed through the use of

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