Luxembourg is engaged in scientific research. Important scientific research institutions in Luxembourg include the University Center of Luxembourg, the Institute of Advanced Technology, the Grand Duchy Institute and the Geodynamics Research Center. Luxembourg is a developed capitalist country with a small country and rich people. Per capita GDP ranks among the top three in the world for many years. Natural resources are scarce, the market is narrow, and the economy is highly dependent on foreign countries. Iron and steel industry, financial industry and satellite communication industry are the three pillar industries of Luxembourg economy.