Which of the following is correct?
a) there is no firm mathematical relationship between marginal utility and total utility.
b) total utility is equal to the change in marginal utility from consuming an additional unit of a product.
c) if marginal utility is diminishing and is a positive amount, total utility will increase.
d) if marginal utility is diminishing, total utility must also be diminishing.

The maximum amount of money that a consumer can charge on a credit card is called the

Fly-by products, inc. operates primarily in the united states and has several segments. for the following segment, determine whether it is a cost center, profit center, or investment center: international operations- acts as an independent segment responsible for all facets of the business outside of the united states. select one: a. cost center b. profit center c. investment center

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.