Suppose the reserve ratio is 10% when the Fed buys $150,000 of U. S. Treasury bills from the banking system. If the banking system does NOT want to hold any excess reserves, calculate the maximum change in the money supply.

Select the correct answer. joshua runs a large manufacturing business that is listed on the stock exchange. his company made good profits in the previous financial year. he now plans to reward his shareholders with handsome dividends. under which category of activities in the cash flow statement would the company’s accountants place this outflow of cash? a. investing activities b. operating activities c. financing activities d. non-operating activities

5. profit maximization and shutting down in the short run suppose that the market for polos is a competitive market. the following graph shows the daily cost curves of a firm operating in this market. 0 2 4 6 8 10 12 14 16 18 20 50 45 40 35 30 25 20 15 10 5 0 price (dollars per polo) quantity (thousands of polos) mc atc avc for each price in the following table, calculate the firm's optimal quantity of units to produce, and determine the profit or loss if it produces at that quantity, using the data from the previous graph to identify its total variable cost. assume that if the firm is indifferent between producing and shutting down, it will produce. (hint: you can select the purple points [diamond symbols] on the previous graph to see precise information on average variable cost.) price quantity total revenue fixed cost variable cost profit (dollars per polo) (polos) (dollars) (dollars) (dollars) (dollars) 12.50 135,000 27.50 135,000 45.00 135,000 if the firm shuts down, it must incur its fixed costs (fc) in the short run. in this case, the firm's fixed cost is $135,000 per day. in other words, if it shuts down, the firm would suffer losses of $135,000 per day until its fixed costs end (such as the expiration of a building lease). this firm's shutdown price—that is, the price below which it is optimal for the firm to shut down—is per polo.

With only a part-time job and the need for a professional wardrobe, rachel quickly maxed out her credit card the summer after graduation. with her first full-time paycheck in august, she vowed to pay $270 each month toward paying down her $8 comma 368 outstanding balance and not to use the card. the card has an annual interest rate of 18 percent. how long will it take rachel to pay for her wardrobe? should she shop for a new card? why or why not?