6Minami, Ryashin(1968), "The Turning Point in the Japanese Economy", The quarterly Journal of Economics, Vol. 82, No. 3, pp. 380 -402.
7Christian D, Albrecht G. Employment, Wages and the Economic Cycle:Differences Between Immigrants and Natives[J]. European Economic Review, 2010, 54(1): 1-17.
8Lewis W A. Economic Development with Unlimited Supplies of Labor[J]. The Manchester School, 1954, 22(2) : 139- 191.
