This paper estimates the contribution of net saving for each of twelve motives to overall household saving in Japan using micro data from Japanese Government survey and finds that the net saving for the retirement and precautionary motives, both of which are consistent with the life-cycle model,...

We use the framework of random matching games and develop a two society model to analyze the interaction of societies with different social norms. Each agent repeatedly faces two different coordination games. A social norm of a society is a mode of behavior - strategy - which is adopted by a...

This paper studies the effects of 'price-matching' policies in the Bertrand oligopoly model. If one or more consumers incur enforcement costs to utilize price-matching clauses, the unique equilibrium outcome is the competitive one.