A multinational corporation is a business enterprise with manufacturing, sales, or service subsidiaries in one or more foreign countries, Also Known As International Corporation. The idea of multinational corporations was established at early in the 1900s and quickly extended at mid 20 century, normally a multinational corporation develops its own products in its native country and manufactures them abroad, often in Third World nations, such as south east Asia and Africa to gaining the advantages on their labor. Almost all the largest multinational firms are American, Japanese, or West European. Those corporations have had worldwide influence, sometime these corporation have much influences or control then it’s own government over the world, after 1980s, many smaller corporations also became multinational, some of them in developing nations. The founder and investor of these enterprises improved the working environment and rise wages to maintain their employees in abroad, they create wealth, and improve technology in countries that are in dire need of such development. But that are some voice critics the investment abroad, their exploitation of increasing nation tax income and the loss of jobs that results in the corporations' home countries. “The world's four largest multinationals in 2000, were Exxon Mobil, Wal-Mart Stores, General Motors, and Ford Motor – their joint revenues were more than the combined gross national product of all African countries. 22 multinationals made more than $6 billion profit in 2000, and Exxon Mobil made $17.7 billion profit, a 124% increase over the previous year. The value of mergers and acquisitions in 2000 was estimated at $3.2 trillion, the most notable being Pfizer with Warner-Lambert in a $116 billion deal, and Glaxo Wellcome's purchase of SmithKline Beecham for $76 billion (to create GlaxoSmithKline).”   http://www.tiscali.co.uk/reference/encyclopaedia/hutchinson/m0006112.html