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单选题 Internal economies of scale and product differentiation combine
学科：国际经济学（在线课程）
时间：2026-03-21 15:32:35
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题目1单选题
Internal economies of scale imply thatA. a firm's average cost of production decreases the more output it producesB. a firm's average cost of production increases the more output it producesC. a firm's average cost of production stays the same as more output is producedD. a firm's average cost of production may increase or decrease the more output it produces
题目2单选题
Internal economies of scale and product differentiation combineA. to generate some new sources of gains of trade via economic integrationB. to generate some new sources of losses of trade via economic integrationC. to generate some new trade barriers among countriesD. to generate some new obstacles for economic growth
题目3单选题
A perfectly competitive market is a market in whichA. there are many buyers and sellers, none of whom represents a large part of the market, and firms are price takersB. there are only a few large buyers and sellers, who represent a large part of the market, and firms are price takersC. there are many buyers and sellers, none of whom represents a large part of the market, and firms are price settersD. there are only a few large firms, who represent a large part of the market, and firms are price setters
题目4单选题
In imperfect competitionA. firms can influence the prices of their differentiated products and they are price settersB. firms can influence the prices of their differentiated products and they are price takersC. firms cannot influence the prices of their differentiated products and they are price takersD. firms cannot influence the prices of their differentiated products and they are price setters
题目5单选题
A market in which a firm faces no competition is calledA. a pure monopolyB. an oligopolyC. a duopolyD. a monopolistic competitor
题目6单选题
A monopolistic firmA. can sell as much as it wants for any price it determines in the marketB. cannot sell additional quantity unless it raises the price on each unitC. chooses an output at which marginal revenue equals marginal costD. cannot determine the price, which is determined by consumer demandE. will always earn a profit in the long run
题目7单选题
A monopoly firm engaged in international trade willA. equate marginal costs with the highest price the market will bearB. equate average to local costsC. equate marginal costs with foreign marginal revenuesD. equate marginal costs with marginal revenues in both domestic and foreign marketsE. equate marginal costs with the relative world prices
题目8单选题
A monopoly firm will maximize profits by producing whereA. total revenue from domestic and foreign sales is maximizedB. marginal revenue is the same in domestic and foreign marketsC. prices are the same in domestic and foreign marketsD. marginal revenue is higher in the domestic marketE. marginal revenue is higher in foreign markets
题目9单选题
If a firm increases its output in the ________ and unit costs ________, then the firm is experiencing ________ of scaleA. long run; decrease; economiesB. long run; increase; economiesC. short run; decrease; diseconomiesD. long run; decrease; diseconomiesE. short run; decrease; economies
题目10单选题
Firms that produce ________ products must be ________ competitiveA. differentiated; imperfectlyB. differentiated; perfectlyC. exported; imperfectlyD. standardized; imperfectlyE. standardized; perfectly
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