The Intertemporal Evolution Model of Enterprise R&D Cooperative Network

Table 1

Parameters used in the model.

Parameter	Interpretation	Constraints
	Production rate of innovation R&D results
	Stock knowledge depreciation rate
	Positive effect of innovation diffusion
	Cost of R&D collaboration
	Length of innovation diffusion and stock knowledge time window
	Length of previous history time window
	Length of attractiveness time window
	Length of reputation time window
	Weight of previous collaboration in the probability to collaborate
	Weight of attractiveness in the probability to collaborate
	Weight of reputation in the probability to collaborate