Multidimensional Study of Relationship Between Corporate Concentration and the Law in an Age of Internationalization -A sociological Analysis

本研究的目的是描述如何在日本现行法律包括反垄断法下分析日本经济中的企业集中，考虑到在美国和欧洲国家有许多证据表明，这种企业集中的形式是生产经连会，经连会和企业集团的分销具有封闭性和排他性的特点，本文第一部分探讨了反垄断的法律的问题第二部分分析了汽车工业、电机工业、计算机工业、电子商务第三部分在大量事实调查的基础上，从汽车产业生产与销售的角度，分析了汽车产业生产与销售中的商业行为所涉及的法律的问题，从反垄断法的角度，考虑这些商业行为的封闭性和排他性如何转变为公平性、开放性和竞争性，从而可以认为，通过这些事实调查和法律的分析，本研究的目的是完全达到的。

This research is designed to describe how corporate concentration in the Japanese economy would be analyzed under current Japanese law including antimonopoly act, considering that there are numerous cstimation in the USA and European Countries that such corporate concentration in the form of production Keiretsu, distribution Keiretsu and Group of Enterprises is closed and exclusive in its character.Part 1 of this research examines the legal issues of antimonopoly act, trade law, and WTO agreements as a rule of international business conduct.Part 2 examines the legal issues concerning the international and domestic tie-ups, production joint venture and procurement of parts etc.In automobile industry, electrical machinery industry, computer industry, based upon extensive factual investigation.Part 3 analyze the legal issues of the business practices related to production and distribution in automobile industry from the viewpoint of antimonopoly act, considering how the closed and exclusive aspect of these business practices would be changed into fare, opend and competitive character.Consequently, it is allowed to estimate that, through these factual investigation and legal analysis, the purpose of this research is fully accomplished.