1. Alonso W (1978) A theory of movements (Chap 9). Ballinger, Cambridge, MA, pp 197–211
2. Batista C (2008) Why doesn’t labor flow from poor to rich countries?: micro evidence from the European integration experience. Oxford Economics Department Working Paper No. 402
3. Behrens K, Robert-Nicoud F (2011) Tempora mutantur. J Econ Geogr 11(2):215–230
4. Borjas GJ (2003) The labor demand curve is downward sloping: reexamining the impact of immigration on the labor market. Q J Econ 118(4):1335–1374
5. Borjas GJ (2008) international migration. In: Durlauf SN, Blume LE (eds) The new Palgrave dictionary of economics. Palgrave Macmillan, Basingstoke