@unpublished{Angelucci2004,
author = {Manuela Angelucci},
title = {Aid and Migration: an analysis of the impact of Progresa on the timing and size of labour migration},
year = {2004},
month = {Jul},
volume = {pp},
issn = {1742-0415},
url = {http://www.ifs.org.uk/edepo/wps/ewp0405.pdf},
}