In this paper, infinitely repeated prisoner's dilemma game as a benchmark being used to build a new model as the payoff matrix of an evolutionary game dynamics, with the comparative study of game performances between the behavior- pattern “tit for tat” and the behavior-pattern “always...

The aim of this study is to investigate how network effects affect the quality and price decisions of firms in a vertically differentiated market. As network effects increase, high-quality producers tend to raise quality while low-quality producers lower it. The degree of product differentiation...