VNU Journal of Science Policy and Management Studies, Vol 35, No 3 (2019) 79 88 79 Original Article Applying the "pull push" theory in the study of free labor migration from rural to urban areas for jobs in Vietnam today Nguyen Dinh Tan* Ho Chi Minh National Academy of Politics, 135 Nguyen Phong Sac, Cau Giay, Hanoi, Vietnam Received 26 September 2019 Accepted 30 September 2019 Abstract The "pull push" theory is a theory that has been tested and applied to many studies on migration In many studi[.]