Why can a firm in monopolistic competition make an economic profit only in the short run? When firms in monopolistic competition are making positive economic profit in the short run, . A. a surplus arises in the market, firms cut production, demand decreases, and the price falls B. new firms enter, and the demand for the good produced by each firm decreases until price equals average variable cost C. each firm increases production, the quantity demanded increases, and the price falls D. new firms enter, and the demand for the good produced by each firm decreases until price equals average total cost

Which of the following actions is most likely to result in a decrease in the money supply? a. the discount rate on overnight loans is lowered. b. the government sells a new batch of treasury bonds. c. the federal reserve bank buys treasury bonds. d. the required reserve ratio for banks is decreased. 2b2t

Kiona co. set up a petty cash fund for payments of small amounts. the following transactions involving the petty cash fund occurred in may (the last month of the company's fiscal year). may 1 prepared a company check for $350 to establish the petty cash fund. 15 prepared a company check to replenish the fund for the following expenditures made since may 1. a. paid $109.20 for janitorial services. b. paid $89.15 for miscellaneous expenses. c. paid postage expenses of $60.90. d. paid $80.01 to the county gazette (the local newspaper) for an advertisement. e. counted $26.84 remaining in the petty cashbox. 16 prepared a company check for $200 to increase the fund to $550. 31 the petty cashier reports that $380.27 cash remains in the fund. a company check is drawn to replenish the fund for the following expenditures made since may 15. f. paid postage expenses of $59.10. g. reimbursed the office manager for business mileage, $47.05. h. paid $48.58 to deliver merchandise to a customer, terms fob destination. 31 the company decides that the may 16 increase in the fund was too large. it reduces the fund by $50, leaving a total of $500.

Six years ago, an 80-kw diesel electric set cost $160,000. the cost index for this class of equipment six years ago was 187 and is now 194. the cost-capacity factor is 0.6. the plant engineering staff is considering a 120-kw unit of the same general design to power a small isolated plant. assume we want to add a precompressor, which (when isolated and estimated separately) currently costs $13291. determine the total cost of the 120-kw unit. (hint: skip $ and comma symbols)