Explain the following concepts, WTO, Foreign Direct Investment, European Union, NAFTA, CAFTA, Arab Spring, human capital, Nationalization, Expropriation, approproability of technology Solution WTO- world trad organization; was established to promote free international trade among nations. Foreign Direct Investment: is any investment done by foreigners in projects and in physical assets in any nation. if a nation is getting more FDI, it will be benefit to the nation. it can generate employment to the people, build relations with other nations and so on. European Union: all the nations in Europe continental have come together and joined together for their group benefits. NAFTA: North America free trade association: is an agreement signed by Canada, Mexico, and the United States, creating a trilateral rules-based trade bloc in North America. arab spring: Arab Spring refers to the democratic uprisings that arose independently and spread across the Arab world in 2011. The movement originated in Tunisia in December 2010 and quickly took hold in Egypt, Libya, Syria, Yemen, Bahrain, Saudi Arabia, and Jordan. human capital: represents the skilled manpower in a nation to work or for employment. nationalization: is often a way for a government to expand its economic resources and power. The opposite of nationalization is privatization, when government-owned companies are spun off into the private business sector. expropriation: The process of expropriation \"occurs when a public agency (for example, the provincial government and its agencies, regional districts, municipalities, school boards, post- secondary insuitutions and utilities) takes private property for a purpose deemed to be in the public interest\"..