The process of globalization implies the elimination of restrictions on the flow of goods, ser-vices and people in the world and the elimination of differences between them. The idea of the free market creates a new kind of economy and lead to positive developments in producti-on and the advancement of technology. By abolishing the difference between people aims to reduce poverty which is becoming a global problem. This paper will show the basic determi-nants of globalization, what it means for the world and how it affects it. One of the basic con-structs of globalization are the multinational corporations that are engaged in this work. The emergence of multinational corporations causes the transition of goods, values, thoughts and ideas beyond the borders of one country. That´s how they become our everyday life. Multina-tional corporations are creations of ˝world powers˝, including the USA, China, Japan, Brazil and so on. Due to global activity, profits of multinational corporations is high. The purpose of this paper is to emphasize the impact of multinational corporations on the world in today's society and lifestyle. The research will be carried out related to the multinational corporations in Brazil. Although Latin America is known as a poor continent, with increasing rate of crime, research will show that Brazil is one of the major world powers with a strong economy and high economic growth.