The development cost, market cost and the economic return are linked in a non-linear way and are characterized by increasing marginal benefit, which then gives rise to the expansive cost. The underlying concept almost runs counter to the conventional cost management theory. 研发成本、市场成本与收益是非线形关系并且具有边际收益递增的特征,由此导致扩张性成本的产生,其理念几乎与传统成本管理理论对立。
The existence and development of finance can increase the net revenue of firm by increasing firm's financing amount and marginal efficiency of capital, and reducing firm's financing cost. 金融的存在与发展,通过提高企业的融资量、降低企业的融资成本以及提高企业的资本边际效率而使企业的投资净收益得到提高,从而加速了企业的发展。
On the basis of previous studies on the credit card industry in network economy characteristics ( network externalities, bilateral market characteristics, increasing marginal benefit, decreasing marginal cost) is discussed. 在前人研究的基础上对信用卡产业的网络经济特性(网络外部性、双边市场特性、边际效益递增、边际成本递减)进行了论述。