Research Design and the data set,工I Key information for this study comes from survey in late 2006 and early 2007 carried out by The ministry of Education's chinese service Center for Scholarly Exchange ( CSCs-中国留学服务中心) drew on list of 6,806 returnees who had registered with CSCSE they found 3,003 of them telephoned and asked if they would fill out the questionnaire 2,940 agreed to their request and we received 1, 478 responses• Key information for this study comes from survey in late 2006 and early 2007 carried out by The Ministry of Education’s Chinese Service Center for Scholarly Exchange (CSCSE--中国留学服务中心) – drew on list of 6,806 returnees who had registered with CSCSE – they found 3,003 of them – telephoned and asked if they would fill out the questionnaire – 2,940 agreed to their request and we received 1,478 responses Research Design and the Data Set, II