supported by the National Natural Science Foundation of China (Grant Nos.70671079,60674050,60736022 and 60528007);the National Basic Research Program of China (Grant No.2002CB312200);the National High Technology Research and Development Program of China (Grant No.2006AA04Z258);11-5 Project (Grant No.A2120061303)
We study the effect of accumulative payoff on the evolution of cooperation in the evolutionary prisoner's dilemma on a square lattice. We introduce a decaying factor for the accumulative payoff, which characterizes t...