The power of the State is manifested in its ability to coordinate the implementation of various programs, and to encourage and supervise, according to established standards, all of a country's economic players. This government action is designed to support the well-being of the population in various areas of life. These areas are grouped into economic sectors, and the players operating in them are referred to as investors. The state, for its part, plays the role of regulator. In this study, we focus on foreign investors and economic sectors. The attractiveness of foreign direct investment It is undeniable that foreign direct investment (FDI) makes a significant contribution to a country's economic growth. Indeed, it is a more stable source of capital than other forms of financial flow. FDI has many advantages, including serving as a source of financing, creating jobs and providing access to foreign markets.