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Abstract The safety of new product entering market is concerned by most enterprises. Meanwhile, marketing evaluating is one of the marketing science research based on marketing engineering. Otherwise, conventional evaluation methods are usually not nicety and comprehensive enough. Using the results from other scholars, this paper constructs the evaluating indexes by investigating and statistics analyzing, and constitutes the evaluating model by extension set theory (EST). The research results indicate that this method is comparatively of high validity, which is very significant for further study for marketing safety evaluating.
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Received: 22 January 2007
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2007, Vol. 1 
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