抄録
Focus on the problem of selecting policy approaches to the theme of plastic shopping bag reduction policies have been carried out in the world, what reduction techniques that either are chosen, the advantages and disadvantages of each economic entity for each reduction techniques I was carried out on its preference ranking shown.
Thereby, in the decision-making process actually must consider the advantages and disadvantages that must continue to solve for the distribution problem different from efficiency became clear. And voluntary agreements that have been adopted in the plastic shopping bag reduction policy in Japan got the conclusion that can serve as an effective complementary method to solve these problems.