Public law, international law, jurisdictional systems of major influential countries, the corporate world, corporate law, corporate management, capital evolutions, industrial property, patents, contract law, contract litigation, the specificity of international contracts, economic concepts and reasoning, economic analysis, major currents of economic thought, economic circuit, markets, meeting places of economic agents, consumption, savings, capital, investment, work , employment, unemployment, growth, fluctuations, economic crises, money in all its forms, financial market and financing of the economy, management of human resources.