1. Firms can maintain their product differentiation by A. advertising B. managing their brand C. protecting their trademark D. all options are correct
2. Monopolists face A. perfectly inelastic demand curves B. horizontal demand curves C. downward sloping demand curves D. perfecty elastic demand curves
3.A monopoly produces only where profits are A. negative B. zreo C. positive D. any of the options is possible
4. A monopolistically competitive firm is charcterized by A. barriers to entry B. price equals marginal cost pricing C. similar products D. differentiated products
5. Antitrust laws attempt to prevent monopolies from A. imposing large welfare losses on society B. producing too much output and flooding the market C. reducing barriers to entry D. pricing products too low.