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一个拥有买方势力的连锁企业在多个相互分割的零售市场,分别与一个没有买方势力的地方企业进行Stackelberg竞争,其中连锁企业是一个部分追求利润、部分追求社会福利的国有企业,地方企业是一个完全追逐利润的私营企业。研究表明:无论连锁企业是否先行进入市场,买方势力的存在都损害了地方企业与上游厂商的利益,提高了连锁企业的利润,并惠及消费者乃至整个社会。
A chain retailer with buyer power competed with Stackelberg in a number of separate retail markets, one each with no buyer power, in which chain enterprises are state-owned enterprises that are partly in pursuit of profits and partly in pursuit of social welfare. Local enterprises are a The private sector is completely chasing profits. The research shows that whether the chain companies enter the market first or not, the existence of the buyer forces damages the interests of the local enterprises and the upstream manufacturers, improves the profits of the chain enterprises and benefits the consumers and the society as a whole.