Which of the following is true about barter economy? Select the correct answer below: barter economy does not accommodate future contracts well barter economy is the best way to promote growth in the economy barter economy does not require a double coincidence of wants barter economy is an efficient way to exchange goods and services

In the fall, jay thompson decided to live in a university dormitory. he signed a dorm contract under which he was obligated to pay the room rent for the full college year. one clause stated that if he moved out during the year, he could sell his dorm contract to another student who would move into the dormitory as his replacement. the dorm cost was $5000 for the two semesters, which jay had already paid a month after he moved into the dorm, he decided he would prefer to live in an apartment. that week, after some searching for a replacement to fulfill his dorm contract, jay had two offers. one student offered to move in immediately and to pay jay $300 per month for the eight remaining months of the school year. a second student offered to move in the second semester and pay $2500 to jay. jay estimates his food cost per month is $500 if he lives in the dorm and $450 if he lives in an apartment with three other students. his share of the apartment rent and utilities will be $404 per month. assume each semester is 4.5 months long. disregard the small differences in the timing of the disbursements or receipts. what is the cost of the cheapest alternative?

An outside manufacturer has offered to produce 60,000 daks and ship them directly to andretti's customers. if andretti company accepts this offer, the facilities that it uses to produce daks would be idle; however, fixed manufacturing overhead costs would be reduced by 75%. because the outside manufacturer would pay for all shipping costs, the variable selling expenses would be only two-thirds of their present amount. what is andretti's avoidable cost per unit that it should compare to the price quoted by the outside manufacturer?

Security a has a higher standard deviation of returns than security b. we would expect that: (i) security a would have a risk premium equal to security b. (ii) the likely range of returns for security a in any given year would be higher than the likely range of returns for security b. (iii) the sharpe ratio of a will be higher than the sharpe ratio of b. (a) i only (b) i and ii only (c) ii and iii only (d) i, ii and iii