关键词: 非正式的集体决策, 非正式的集体决策, 集体行动困境, 公共产品

Abstract: The income of the fishermen, who engage in marine fishing, is changing with the condition of the marine fishery resources. Changes of fisheries resources lead to its price and cost fluctuating. It ultimately affects the income of fishermen. This paper selected Xijiagang Fishing Village in Chongming County as an example because it is a typical fishing village in Shanghai. This paper conducted a 10-year investigation, which was 2002-2011, on the economic situation of the income of fishermen. We use literature research, sample survey and apply related data analysis models to analyze fisheries economic data. This paper intended to make people have a full understanding in the economic life of fishermen, who engage in marine fishing industry in Shanghai. After analyzing the current situation of the income of fishermen in Xijiagang, we can find related economic problems. Afterwards, we raised the corresponding solutions to these problems so that the fishing village may have a better development and fishermen may lead a prosperous life with more decent income than today as well.