After the end of World War 2 the United States is the leader of world capitalism has encouraged Thailand to develop economic prosperity. According to the guidelines of capitalism through the world bank. Have a Guidance to Thailand set up a national economic Council and Planning economic development by focusing on the private sector a greater role in development. Thailand started the first national economic development plan (1961-1966) until today; use the eleventh national economic and social development plan (2012-2016) results of the development plan Over 50 years, causing a structural change of the economy.