Which scenario best describes the difference between a monopolist and a competitive firm?
A monopolist chooses output where marginal revenue equals marginal cost
A competitive firm's short-run profit is always zero; a monopolist might have a positive short-
run profit.
A competitive firm cannot choose its level of output; a monopolist chooses its level of output.
A competitive firm sets price equal to marginal revenue; a monopolist sets price equal to
marginal cost.
A competitive firm's marginal-revenue curve is horizontal

Martha is the head of the accounts department in a small manufacturing company. the company follows the accrual-basis method of accounting. it recently purchased raw materials worth $5,000 from its vendors. however, the company paid only $3,000 to its vendors. it plans to pay the remaining amount after three months. considering this information, which entry should martha record in the company’s accounts? a. $5,000 as accounts receivable b. $3,000 as accounts payable c. $2,000 as accounts payable d. $2,000 as accounts receivable

4. the condition requires that only one of the selected criteria be true for a record to be displayed.

Aproject currently generates sales of $14 million, variable costs equal 50% of sales, and fixed costs are $2.8 million. the firm’s tax rate is 40%. assume all sales and expenses are cash items. (a). what are the effects on cash flow, if sales increase from $14 million to $15.4 million? (input the amount as positive value. enter your answer in dollars not in (b) what are the effects on cash flow, if variable costs increase to 60% of sales? (input the amount as positive value. enter your answers in dollars not in millions). cash flow (increase or decrease) by $