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In this paper, Criticality Indexes of activities in GERT network are defined as ratios of the relative change extent of project characteristics to the relative variation degree of activities' parameters. Monte-Carlo simulation method is utilized to solve GERT network and based on this method the procedure to calculate Criticality Indexes of activities is(More)
Enterprises are the mainstay of technological innovation, and governments are the mainstay of the system innovation. There exist 'adverse selection' in the technical innovation as the information asymmetry between the government and enterprise. At the same time, the information asymmetry also have affect on the Preferential Policy Support. In this paper, we(More)
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