Fujita, Yasunori. “Migration In A Stochastic Environment:An Extension Of The Harris And Todaro Model Based On The Optimal Stopping Theory”. International Journal Of Management And Economics Invention 1, no. 07 (September 3, 2015): 331–373. Accessed April 20, 2024. http://www.rajournals.in/index.php/ijmei/article/view/378.