Prisoners sometimes determine a single good to be used as money. This good becomes a. a unit of account, but not a medium of exchange. b. neither a unit of account nor a medium of exchange. c. a medium of exchange and a unit of account. d. a medium of exchange, but not a unit of account.

The martinez legal firm (mlf) recently acquired a smaller competitor, miller and associates, which specializes in issues not previously covered by mlf, such as land use and intellectual property cases. given the increase in the firm's size and complexity, it is likely that its internal transaction costs willa. decrease. b. increase. c. become external transaction costs. d. be eliminated.

Nba all-star baron davis and his school friend, cash warren, premiered their first movie "made in america" at the sundance festival in january 2008. the movie, based on gang activity in south central los angeles, received good reviews.    source: the new york times, february 24, 2008         draw baron davis's ppf. label it ppfdavis. draw your own ppf. label it ppfmine.

German brothels recently began offering a monthly subscription service for multiple purchasers. if you thought that the brothels' encouragement of prostitution was immoral to begin with, would you consider this pricing plan to be even more immoral? suppose a particular patron at a german brothel has the following willingness-to-pay schedule for services at the brothel, per session. session willingness to pay 1st $84 2nd $72 3rd $60 4th $48 5th $36 6th $24 suppose this consumer would not demand any more sessions, even for free. also assume that the marginal cost to the brothel, per session, is constant at $12. at a price of $78.00 per session, the number of sessions demanded by this consumer would be . at this price and quantity, consumer surplus is $ and producer surplus is $ . suppose the brothel has devised a new pricing scheme for consumers who demand more than 1 session. this pricing scheme is a subscription service, whereby consumers can pay a flat fee of $259.20 and can have up to 6 sessions total. using this subscription pricing model, this consumer would demand sessions. under this scenario, consumer surplus is $ and producer surplus is $ . (hint: for consumer surplus, consider how much total value the consumer places on all sessions, versus the total price paid.)