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From the perspective of circular economy, this paper discusses the choice of electronic-products reverse-logistics servicer. First of all, according to the characteristics of electronic products' recycling and reuse, an evaluation index system is designed to select its reverse-logistics servicer; Then, the index weights are determined with factor analysis method based on abundant investigation; Finally,...
Developing food proper-packaging is an important approach to solve the excessive packaging problem. The main study methods of commodity proper-packaging are concluded. Based on the requirement of proper-packaging definition, fuzzy evaluation is a good appropriate method to estimate the rationality. The evaluation system is established from the five aspects including function, economy, environment,...
This paper calculates and analyzes the comparative advantage and competitiveness of industries of travel, transport and other business services in China and India respectively for the period 1998–2007 based on three indices of revealed comparative advantage. It then makes a comparative study of those industries in China and India. And we find that comparative advantages exist in travel services other...
A new method of basic element is proposed to classify distribution network connection modes. Basic element is the smallest connection mode with characters of integrity and independent operation in distribution system. Then a dynamic and comprehensive evaluation criterion of basic element connection mode is raised based on fuzzy membership function, to achieve the dynamic and intelligent selection...
The key point of financial risk management is whether the fluctuation characteristics of financial asset's price can be grasped and the turning point of market be forecasted or not. In this paper, the high-frequency Hang Seng index (HSI) in Hong Kong stock market was analyzed by multifractal. The correlation of the parameters of the multifractal spectra with the variation of stock index was studied...
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