寡头垄断市场
oligarchic monopolistic market
oligarch market
oligopolistic electricity market
oligopoly monopoly market
oligopoly market
oligopoly structure
oligopoly monopolized market
三寡头垄断测试
Three Pivotal Supplier TPS test
Three Pivotal Supplier(TPS) test
差异Cournot双头垄断
differentiated Cournot duopoly
出口卖方信贷
export supplier’s credit
seller’s credit on exports