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On the basis of setting up the evaluation standard of safety levels, it adopts the membership function and gets the quantized evaluation index of traffic safety of the expressway. In this paper, the rating of each alternative is described by interval numbers. According to the concept of the TOPSIS, a closeness coefficient is defined to determine the ranking order of all alternatives by calculating...
The managerial incentive under network externality is studied by using game theory. The result shows that, the optimal managerial incentive is influenced by network externality. The larger network externality is, the smaller optimal managerial incentives will become. Moreover, network externality always increase equilibrium quantity and profit, but may decrease, increase or not change the equilibrium...
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