Use a 5 percent discount rate to compute the NPV of each of the following series of cash receipts and payments.

a. $6,200 received now (year 0), $1,890 paid in year 3, and $4,000 paid in year 5.
b. $10,000 paid now (year 0), $12,690 paid in year 2, and $31,000 received in year 8.
c. $20,000 received now (year 0), $13,500 paid in year 5, and $7,500 paid in year 10.

4. suppose that pollution in a neighborhood comes from two factories, with marginal benefit curves given by mb1 = 12 – p1 and mb2 = 8 – p2. the level of pollution in the neighborhood is given by p = p1 + p2. the government wants to limit pollution by instituting a pollution-rights market. the government’s desired level of p is 10, so it prints 10 pollution rights and offers them for sale to the firms.a)find the equilibrium selling price of a pollution right, as well as the allocation of rights (and hence pollution levels) across the two factories. b)repeat part (a) for the case where the government’s desired level of pollution equals 14. c)comment on the usefulness of a pollution rights market in achieving efficient levels of pollution abatement.

1. which one of the following would be an example of a supply-side market failure? a. a gas station is slowly leaking diesel fuel from its underground tanks, and after the leak is discovered, the business immediately cleans up the pollution at its own expense. b. a gas station is slowly leaking diesel fuel from its underground tanks, but the state uses taxpayer money to clean up the pollution rather than requiring the business to pay. c. your business wants to attract repeat customers by putting on a customer-appreciation picnic at a public park, but you decide not to because you couldn't prevent noncustomers from consuming the food and entertainment you provided. d. everyone rushes to the local retail outlet at midnight on the day of the release of a new video game console, and the store runs out before everyone is able to buy one.

Match the terms with their correct definition. terms: 1. accounts receivable 2. other receivables 3 debtor 4. notes receivable 5. maturity date 6. creditor definitions: a. the party to a credit transaction who takes on an obligation/payable. b. the party who receives a receivable and will collect cash in the future. c. a written promise to pay a specified amount of money at a particular future date. d. the date when the note receivable is due. e. a miscellaneous category that includes any other type of receivable where there is a right to receive cash in the future. f. the right to receive cash in the future from customers for goods sold or for services performed.