Assume that marginal revenue equals rising marginal cost at 100 units of output. at this output level, a profit-maximizing firm's total fixed cost is $600 and its total variable cost is $400. if the price of the product is $10 per unit and the firm produces 100 units, the firm will earn an economic profit of group of answer choices a)zero. b)$400. c)$100. d)$600. e)$1000.

The following selected circumstances relate to pending lawsuits for erismus, inc. erismus’s fiscal year ends on december 31. financial statements are issued in march 2019. erismus prepares its financial statements according to u.s. gaap. required: indicate the amount erismus would record as an asset, liability, or not accrued in the following circumstances. 1. erismus is defending against a lawsuit. erismus's management believes the company has a slightly worse than 50/50 chance of eventually prevailing in court, and that if it loses, the judgment will be $1,000,000. 2. erismus is defending against a lawsuit. erismus's management believes it is probable that the company will lose in court. if it loses, management believes that damages could fall anywhere in the range of $2,000,000 to $4,000,000, with any damage in that range equally likely. 3. erismus is defending against a lawsuit. erismus's management believes it is probable that the company will lose in court. if it loses, management believes that damages will eventually be $5,000,000, with a present value of $3,500,000. 4. erismus is a plaintiff in a lawsuit. erismus's management believes it is probable that the company eventually will prevail in court, and that if it prevails, the judgment will be $1,000,000. 5. erismus is a plaintiff in a lawsuit. erismus’s management believes it is virtually certain that the company eventually will prevail in court, and that if it prevails, the judgment will be $500,000.

John and daphne are saving for their daughter ellen's college education. ellen just turned 10 at (t = 0), and she will be entering college 8 years from now (at t = 8). college tuition and expenses at state u. are currently $14,500 a year, but they are expected to increase at a rate of 3.5% a year. ellen should graduate in 4 years--if she takes longer or wants to go to graduate school, she will be on her own. tuition and other costs will be due at the beginning of each school year (at t = 8, 9, 10, and 11).so far, john and daphne have accumulated $15,000 in their college savings account (at t = 0). their long-run financial plan is to add an additional $5,000 in each of the next 4 years (at t = 1, 2, 3, and 4). then they plan to make 3 equal annual contributions in each of the following years, t = 5, 6, and 7. they expect their investment account to earn 9%. how large must the annual payments at t = 5, 6, and 7 be to cover ellen's anticipated college costs? a. $1,965.21b. $2,068.64c. $2,177.51d. $2,292.12e. $2,412.76

Which of the following events could increase the demand for labor? a. an increase in the marginal productivity of workers b. a decrease in the amount of capital available for workers to use c. a decrease in the wage paid to workers d. a decrease in output price