Which of the following statements is true?
a. in the short run, there are no fixed costs, only variable costs.
b. in the short run, there are fixed and variable costs, but fixed costs are the only costs a firm is concerned with.
c. in the long run, there are no fixed costs.
d. in the short run, there are fixed and variable costs, but in the long run there are only fixed costs.

Maldonia has a comparative advantage in the production of , while lamponia has a comparative advantage in the production of . suppose that maldonia and lamponia specialize in the production of the goods in which each has a comparative advantage. after specialization, the two countries can produce a total of million pounds of lemons and million pounds of coffee.

Nell and kirby are in the process of negotiating their divorce agreement. what should be the tax consequences to nell and kirby if the following, considered individually, became part of the agreement? a. in consideration for her one-half interest in their personal residence, kirby will transfer to nell stock with a value of $200,000 and $50,000 of cash. kirby's cost of the stock was $150,000, and the value of the personal residence is $500,000. they purchased the residence three years ago for $300,000.nell's basis for the stock is $ xkirby's basis in the house is $ xb. nell will receive $1,000 per month for 120 months. if she dies before receiving all 120 payments, the remaining payments will be made to her estate.the payments (qualify, do not qualify) as alimony and are (included in, excluded from) nell's gross income as they are received.c. nell is to have custody of their 12-year-old son, bobby. she is to receive $1,200 per month until bobby (1) dies or (2) attains age 21 (whichever occurs first). after either of these events occurs, nell will receive only $300 per month for the remainder of her life.$ x per month is alimony that is (included in, excluded from) nell's gross income, and the remaining $ x per month is considered (child support, property settlement) and is (nontaxable, taxable) to nell.

Penelope summers received certain income benefits in 2018. she received $1,400 of state unemployment insurance benefits, $2,000 from a federal unemployment trust fund and $3,700 workers’ compensation received for an occupational injury. what amount of the compensation must penelope include in her income