Which of the following best describes why the predicted incremental earnings arising from a given decision are not sufficient in and of themselves to determine whether that decision is worthwhile?

a) they do not show how the firm's earnings are expected to change as the result of a particular decision.
b) they are not easily predicted from historical financial statements of a firm and its competitors.
c) these earnings are not actual cash flows.
d) they do not tell how the decision affects the firm's reported profits from an accounting perspective.

Anderson, a computer engineer, and spouse, who is unemployed, provide more than half of the support for their child, age 23, who is a full-time student and who earns $7,000. they also provide more than half of the support for their older child, age 33, who earns $2,000 during the year. how many dependents may the andersons claim on their joint tax return?

Because this market is a monopolistically competitive market, you can tell that it is in long-run equilibrium by the fact thatmr=mc at the optimal quantity for each firm. furthermore, a monopolistically competitive firm's average total cost in long-run equilibrium isless than the minimum average total cost. true or false: this indicates that there is a markup on marginal cost in the market for engines. true false monopolistic competition may also be socially inefficient because there are too many or too few firms in the market. the presence of the externality implies that there is too little entry of new firms in the market.

When immigration adds to the size of the domestic labor pool, which of the following is likely to occur? a. wages decrease. b. productivity increases. c. consumption decreases. d. minimum wage increases.