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The tourism sector in Thailand was designated as a flagship programme of the Greater Mekong Subregion 's Economic Cooperation Program , noting that it could improve socio-economic development and conservation of the kingdom 's natural and cultural heritage .
 Thailand
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Thailand