Xerox, the u. s. postal service, and mcdonald's have enjoyed significant market power in the past. list and explain three major factors that have eroded this market power. market power is eroded when a. better substitutes become available because the market has less competition. b. fewer substitutes are available because the market has less supply. c. no substitutes are available because consumers have no choices. d. better substitutes become available because consumers will not be willing to pay as much for a good. e. fewer substitutes are available because consumers are more sensitive to prices.

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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.

Acontractor was awarded a purchase order for commercial items for $1.5 million under the authority of far subpart 13.5. the purchase order was issued in november 2010 and containedall applicable clauses that were current as of the date of the purchase order. under the purchase order, the contractor is required to comply with a small business subcontracting plan that contains all of the required elements. which of the following is true? a.the contractor must submit a standard form 294, subcontracting report for individual contracts. b.the contractor must submit an individual subcontracting report through the electronic subcontracting reporting system (esrs). c.the contractor may submit either an sf 294 or report its subcontracting through esrs. d.the contractor is not required to submit any subcontracting reports.