As China’s market-oriented economic reforms deepen, an urgent task lying ahead of us is to develop, standardize and improve the system of social security. What, however, is meant by a unified, standardized and perfec...As China’s market-oriented economic reforms deepen, an urgent task lying ahead of us is to develop, standardize and improve the system of social security. What, however, is meant by a unified, standardized and perfect social security system? How can we institute such a system? These questions remain urgently in need of study.This then was the setting of a national seminar on "The Theory and Practice of展开更多
The emergence of B2B electronic markets has greatly changed the relative bargaining power of buyers and sellers.We study the equilibrium market structure in a buyer＇s market.We find that buyer-controlled B2B markets ...The emergence of B2B electronic markets has greatly changed the relative bargaining power of buyers and sellers.We study the equilibrium market structure in a buyer＇s market.We find that buyer-controlled B2B markets and neutral B2B markets have different equilibrium structures,and the emergence of B2B markets will increase social welfare,but its effect on buyers and sellers will be different：B2B markets increase the consumer surplus of the end market,but their effects on buyer and seller profits are moderated by the relative bargaining power of buyers and sellers.The profits of the side with much weaker bargaining power will decrease due to the introduction of B2B markets.展开更多
文摘As China’s market-oriented economic reforms deepen, an urgent task lying ahead of us is to develop, standardize and improve the system of social security. What, however, is meant by a unified, standardized and perfect social security system? How can we institute such a system? These questions remain urgently in need of study.This then was the setting of a national seminar on "The Theory and Practice of
基金Financial support from the National Natural Science Foundation of China under the Grant No. 71172012 and No.71272029
文摘The emergence of B2B electronic markets has greatly changed the relative bargaining power of buyers and sellers.We study the equilibrium market structure in a buyer＇s market.We find that buyer-controlled B2B markets and neutral B2B markets have different equilibrium structures,and the emergence of B2B markets will increase social welfare,but its effect on buyers and sellers will be different：B2B markets increase the consumer surplus of the end market,but their effects on buyer and seller profits are moderated by the relative bargaining power of buyers and sellers.The profits of the side with much weaker bargaining power will decrease due to the introduction of B2B markets.
