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The contents and characteristics of ten heavy metals in surface sediments from Yangzonghai Lake in Yunnan, China were analyzed. Ecological risk index presented by Håkanson to assess the potential ecological risk of Yangzonghai Lake was utilized. The results showed that the average concentrations of titanium(Ti), manganese(Mn), zinc(Zn), vanadium(V), chromium(Cr), copper(Cu), nickel(Ni), cobalt(Co),...
Combining extension engineering method with cluster analysis, the classic and limited matter elements were constructed according to air quality standards and main air affecting factors. The logical domain was extended from (0, 1)to (-∞ ,+∞), meanwhile, the quantitative analysis in the classic matter-set which only judged by Yes or No was extended to qualitative analysis, which could show the administrative...
Classification of rock mass quality is the basis of stability assessment, which plays a very important role on tunnel engineering. Especially, the construction of railways, with a series of new characteristic such as “Long, Large and Deep”, has progressed at great speed and has gradually extended to mountainous areas at the background of western development strategy. No matter whether in investigation,...
This research aims to explore the laws governing the drives and motives of the luxury consumption motivation based on the luxury and conspicuous theories. Firstly, this research analysis and discuss four-dimensionality of conspicuous consumption of luxury goods of Chinese customers. Then, the authors evaluate the four factors of influence include luxury brands, patron status, fashions and experiences,...
Fuzzy mathematics method is used to evaluate the groundwater quality in Yang village. The groundwater quality of 18 villages belongs to V level water (GB/T14848-9 Quality standard for ground water) in the study area, where water pollution is very serious. Polluted area mainly includes the sandy soil region in northeast Yang village and east bank villages in western Beijing-Hangzhou Canal. Yinma village...
Today, Firm networks are receiving an increasing attention in China. However, little research examined the relationship of job satisfaction, organizational commitment and efficiency of firm networks, although some previous researches examined them in hierarchy firms, especially lack of empirical investigation. In this paper, 3 latent variables and 21 observed variables are conducted in structural...
The interrelations among environmental performance, environmental disclosure and corporate value, are basic issues of firm environmental behavior. There are different arguments in prior literatures. Based on the investigation of 145 listed chemical firms in China, we obtain results (1) environmental disclosures level is significantly associated with environmental performance; (2) environmental disclosures...
Through researching the domestic and overseas literature, the paper puts forward the components of chain store logistics capability and service quality. It also develops a model to study the influence relationship between chain store logistics capability and logistics service quality. The model is developed based on the current situation and problems in Chinese chain store logistics, which not only...
In network economy, it is very important for Chinese agricultural web sites to raise their core competence that web sites construct. This paper adopts multiple correspondence to evaluate Chinese agricultural websites by utilizing real-time detecting tool. Through the analysis results, the paper put forword some suggestions for agricultural websites which may improve their service levels.
In recent years, listed commercial banks of China come into the market in succession, whose competitive levels are getting more and more attention from academia and practice. This paper establishes evaluating indicator system of the commercial banks, from the capacity of real competitiveness and sustainable development of banks. The data come from the financial statements of five listed commercial...
The variations of Baltic Dry Index (BDI) and Shanghai Stock Exchange Composite Index (SSE Composite Index) over the last three years reflected the historical features of the world economy in financial crisis. In order to test the correlation of BDI and SSE Composite Index, the weekly average data of BDI and SSE Composite Index from 2007 to 2009 are taken as empirical sample data by statistical analyzing...
Real estate industry as a pillar industry in China develops along with national economy innovation step by step. Real estate economy plays an important role in the whole national economy. Through the discussion on the origin and distinguishing modes of real estate bubbles, the paper takes income-reverting method to measure and test real estate bubbles in Ningbo, and calculates the bubble coefficient...
The comprehensive quality of air traffic controller is directly related to the safety of air traffic control system. This article put air traffic controller into the air traffic management safety system which consists of manpower, aircrafts, environment and management. An index system was established by introducing the Delphi method and Analytic Hierarchy Process (AHP) method, In the index system,...
In this study, According to logic of business diversification and firm performance, assuming exists an optimal degree of diversification enterprises under certain conditions, according to empirical analysis of 109 listed companies, we get two conclusions: First, the higher level of diversification of listed companies, its Price-earnings Ratio is lower, that is to say it is harder to get approval by...
Through one survey of 206 employees from diverse geographical areas in China, this study investigated the relationship among perceived organizational support, job satisfaction, intention to leave and intention to remain. The aim is to test the different effects of perceived organizational support and job satisfaction in predicting turnover intention and intention to remain. Results show that both...
Over the years, Chinese automobile industry has made lots of achievements and has become the largest auto producer and consumer markets in the world. In order to know the domestic survival environment and international competitiveness of China's auto industry, this article built an industrial safety index system of the automobile industry, which is composed of 4 first-grade indexes and 15 second-grade...
This study computes the regional total factor energy efficiency (TFEE) in china for the period 1990-2007 by employing DEA-Malmquist. In our DEA-Malmquist model, labor, capital stock and energy consumption are the three inputs and real GDP is the single output. Our empirical results indicate the eastern areas total factor energy efficiency has been on the efficiency frontier surface, the mid-west area...
Research and Development (R&D) is one major source of creating new knowledge and improving technology, and has a deep influence over economic development. Through a factor-analysis of the comprehensive indexes that compose economic growth, and through a regression analysis and a cluster analysis of R&D related data from 31 provinces in China, we found that the patent output of universities...
Most empirical studies in China and abroad concluded that: Foreign direct investment had positive influence on the technical progress of Chinese local enterprises. However, the conclusion was drew without considering the influence of changes in institution on Chinese total factor productivity. This paper puts the variable which representing changes in institution into econometric model, it's found...
In recent years, with the rapid development of small and medium-sized enterprises in China, the partial enterprises have been constructed to be the new power to promote the domestic economic growth. However, due to the particularity of organization structures, corporate standards and business risks, the participation of VC and PE institutions is very important for the development of enterprises. This...
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