A monopolist produces__________________
A. more than the socially efficient quantity of output but at a higher price than in a competitive market.
B. less than the socially efficient quantity of output but at a higher price than in a competitive market.
C. the socially efficient quantity of output but at a higher price than in a competitive market.
D. possibly more or possibly less than the socially efficient quantity of output, but definitely at a higher price than in a competitive market.
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The deadweight loss that arises from a monopoly is a consequence of the fact that the monopoly__________________
A. quantity is lower than the socially-optimal quantity.
B. price equals marginal revenue.
C. price is the same as average revenue.
D. earns positive profits.
When a monopolist is able to sell its product at different prices, it is engaging in__________________
A. distribution pricing.
B. quality-adjusted pricing.
C. arbitrage.
D. price discrimination.
If a monopolist can practice perfect price discrimination, the monopolist will __________________
A. eliminate consumer surplus.
B. eliminate deadweight loss.
C. maximize profits.
D. All of the above are correct.
滑动力主要与坝坡的陡缓有关，坝坡越陡，滑动力越（ ）；抗滑力主要与填土的性质、压实的程度等有关，土粒越细、压实程度越差，渗透水压力越大，抗滑力越（ ）。
A. 大；大
B. 大；小
C. 小；小
D. 小；大
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