A firm with market power has a demand curve that slopes downward; this implies that Select one: a. marginal revenue is greater than marginal cost. b. the selling price of the current unit must be set equal to the selling price of the previous unit sold. c. it must continually lower price on successive units in order to continue selling. d. price is less than marginal revenue.

On january 8, the end of the first weekly pay period of the year, regis company's payroll register showed that its employees earned $22,760 of office salaries and $70,840 of sales salaries. withholdings from the employees' salaries include fica social security taxes at the rate of 6.20%, fica medicare taxes at the rate of 1.45%, $13,260 of federal income taxes, $1,450 of medical insurance deductions, and $860 of union dues. no employee earned more than $7,000 in this first pay period. required: 1.1 calculate below the amounts for each of these four taxes of regis company. regis’s merit rating reduces its state unemployment tax rate to 3% of the first $7,000 paid to each employee. the federal unemployment tax rate is 0.60