Multinational companies are leading players in the new world order of the collapse of the Soviet Union and the fall of the Berlin Wall in 1989. The last twenty years, companies multinationals have gained economic power, financial and unprecedented policy.

The globalization of markets and capital they are the primary beneficiaries enabled them to increase the concentration of capital and the productive apparatus at their disposal and realize the creation of a situation ofoligopoly.

The privatizations encouraged by the World Bank and the International Monetary Fund and the World Trade Organization to accelerate the rise of transnational corporations (TNCs). Their activities cover all sectors. They can choose their place of production, procurement, operations and sales. 

Large multinational units, groups of firms organized in networks dominated by a parent company are increasing in the twentieth and twenty-first century. According to the United Nations Conference on Trade and Development (UNCTAD), 70,000 parent companies exist today and their sales beyond the country's budget like Chile, Nigeria and Pakistan.

The management of finance ministry in France, indicates that the first 100 multinational units represent 15% of jobs worldwide, 12% of foreign assets, 12% of sales.