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Through the mathematical model, we can verify that the optimal macro-tax burden rate of our province is 13.36%.The research demonstrates that there is a positive correlation between the level of economic development and the macro-tax burden in our province, while at the same time existing separation to some extent‥
This paper considers the credit authorization problem in credit card companiespsila authorization systems. Customers are classified into several risk segments according to the type of services requested and the associated credit risk of customers. Card companies need to balance the risk exposure and the quality of customer service in the decision of referral/no referral. We formulate this problem...
This article uses the data from the FDI in China's service industry to analyze the service industry using the foreign direct investment's technology spillover effect on China's service industry. The results show that the development of FDI in China's service industry exists the technology spillovers. And then this paper proposes some related policies and suggestion that China should open up the service...
This paper outlines the method of determining the economic choice which is believed to be universally applicable, mathematically rigorous, and quantitatively correct to the extent permitted by the accuracy with which component items of cost can be forecast. It introduces no drastic innovations, and may be described simply as a better organization of well-established principles. However, it does demonstrate...
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