Registration in Ms. McNick's classes reaches maximum enrollment quickly. Students register immediately online just to insure their seat in her class. One student summed it up: "Everyone's heard she is the best teacher on campus." Ms. McNick's classes benefit from:
(1) positive public relations.
(2) word-of-mouth promotion.
(3) viral publicity.
(4) free advertising.

Which of the following statements is correct? a) due to limited liability, unlimited lives, and ease of ownership transfer, the vast majority of u.s. businesses (in terms of number of businesses) are organized as corporationsb) most businesses (by number and total dollar sales) are organized as proprietorships or corporation. however, if the business gets very large, it becomes advantageous to convert to a corporation, primarily because corporations have important tax advantages over proprietorships and partnerships.c) due to legal considerations related to ownership transfers and limited liability, which affect the ability to attract capital, most business (measured by dollar sales) is conducted by corporations in spite of large corporations' less favorable tax treatmentd) large corporations are taxed more favorably than proprietorshipse) corporate stockholders are exposed to unlimited liability

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.

Which of the following is the best example of substitution? a. movie producers begin making more comedies because they cost less to make than action films. b. people walk out before the end of a movie because the acting and the plot are terrible. c. people at the movie theater switch from popcorn to candy because popcorn has gotten too expensive. d. more people begin going to matinee movies instead of night movies to save money on the tickets.