The present paper investigates the possibility of domination of mediate matching over independent search. It is shown to be difficult although not impossible. The domination can happen in the case of binary utility, which is consistent with the data and history that mediated match has been...

The classical binary knapsack problem has numerous generalisations in relation to not only a capacity constraint but also an objective function. In 2006, two knapsack problems have coincidentally been proposed, both of which have an extension of the objective function paying the penalty. This...

As part of the Trinity Reform, the Japanese Ministry of Internal Affairs and Communication (MIC) established the Administrative Reform Incentive Assessment (ARIA) program under the local allocation tax (LAT) system during the fiscal year of 2005. This program was aimed at motivating local...

In a modified version of the Gravity Model, appropriate dummy variables have been introduced to analyze the effects of both trade creation and trade diversion by the three economic organizations of the EEC (European Economic Community), the LAFTA (Latin American Free Trade Association) and the...

In this paper, we first develop a model of an international oligopolistic Cournot industry in which firms trade core goods and their incompatible accessories. We then examine some issues concerned with dumping. We find that such firms set the core goods price below cost (below-cost dumping,...

In Japan, the public health insurance system consists of several health insurance plans, and equal benefit levels as well as fair burden-sharing of costs among plans are considered important under the universal system. This paper deals with health insurance reforms, which are divided into two...

The object of this paper is to reexamine possible non-existence of Cournet-Nash equilibrium using the war of attrition, when there are increasing returns to rent-seeking expenditures. In our multi-person, multi-period model based on the war of attrition, each player, in addition to determining...

This paper investigates dynamic properties of fiscal reconstruction by analyzing the infinite duration dynamic game among various interest groups with a framework of voluntary acceptance of tax burden. By comparing the first best solution, the open-loop solution under enforceable commitments,...

In this paper we tried to consider the fiscal reconstruction processes in the United States and Japan mainly from the viewpoint of the "logic of taxpayers", which brings the pressures to control the costs of welfare state for the aged. But today's pressures toward "small government" have one...