Thailand Migration Report 2011, IOM Publishing, Bangkok. Thailand Migration Report 2011, IOM Publishing, Bangkok. Costs and Benefits of Cross-Country Labour Migration in the GMS, ISSEA, Singapore. World Bank, Washington, DC. D. Thesis, Tokyo: Waseda University, https://dspace.wul.waseda.ac.jp/ dspace/bitstream/2065/36264/3/Honbun-5517.pdf. Following sections on the volume and nature of employment, the chapter addresses occupational change using a demographic decomposition method.