Fan, C. Simon and Stark, Oded (2007): A social proximity explanation of the reluctance to assimilate. Published in: Kyklos , Vol. 60, No. 1 (2007): pp. 55-63.
Stark, Oded and Fan, C. Simon (2010): Migration for degrading work as an escape from humiliation. Forthcoming in: Journal of Economic Behavior and Organization