Hatton, Timothy J.; Williamson, Jeffrey G. - Institute for the Study of Labor (IZA) - 2004
The number of refugees worldwide is now 12 million, up from 3 million in the early 1970s. And the number seeking asylum in the developed world increased tenfold, from about 50,000 per annum to half a million over the same period. Governments and international agencies have grappled with the twin...