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Service provision networks are popular platforms for decentralized service management. eBay and Amazon are two representative examples of enabling and hosting service provision networks for their customers. Trust management is a critical component for scaling service provision networks to larger set of participants. This paper presents Service Trust, a quality sensitive and attack resilient trust...
Link structures among items within an E-commerce Web site can be regarded as a potential recommendation that helps new consumers quickly locate relevant products. In this paper, combining a modified version of Google's PageRank method with economic analysis of word of mouth, we investigate whether a product's position within a network composed of recommendation links is incrementally informative about...
As a renewable energy, biogas is not only an important part of the development of rural new energy, but also an important aspect of sustainable development in China. In this paper, with the date from 2003 to 2009, we use the method of grey correlation model to analysis the influence factors of rural household biogas in the city of Huixian. The results point out: the factors that affect rural household...
Industrial ecosystems as an important practice of sustainable development are rapidly advancing at home and abroad, but the evaluation of industrial ecosystem stability is not perfect. Emergy and exergy analysis as complementary methods are used to evaluate the level of the sustainable development of the system. This paper attempts to combine the characteristics of emergy and exergy analysis, and...
The cement industry is a typical high energy industry. The cement pre-calcining kiln process needs amounts of fuels to combust which can provide heat for the raw material decomposition and the clinker calcination. Utilizations of alternative fuels in the cement kiln process is an efficacious way to reduce the energy consumption of the cement industry, and the study on the effect of alternative fuels...
The core of international competition of a university lies on the disciplinary competitiveness. In order to create and enhance the disciplinary competence, we should firstly establish a whole reasonable and efficient discipline evaluation system. Comparing with other evaluation methods, DEA has its distinct advantages in the process of evaluating the efficiency of the multiple inputs, multiple outputs...
The paper employs dynamic clustering of DEA model to analyze the efficiency of the urban economic of the 11-prefecture cities in Jiangxi. The calculated results show that the spatial connections among cities are being strengthened and the entire urban system being optimized, but there are significant spatial differences for urban agglomerations to link, and the radiating and agglomerating effects...
By developing an endogenous growth model on the base of Lucas (1988) embodying the endogenous labor supply and pollution externality, this paper aims to examine the interaction between negative pollution externalities, endogenous leisure- labor choice, human capital investment and sustainable development. Within this framework, we first study the optimum in the planned economy and derive the conditions...
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