“…Most empirical studies (as suggested by Ghatak et al, 1996) have found a relatively small effect of immigration on wages and employment of native workers (e.g. Borjas, 1987;Butcher, Card, 1991;Winegarden, Khor, 1993). The evidence indicates that there has been no adverse effect on the native labour market in terms of increased unemployment (Withers, Pope 1985 or lower wages (Borjas, 1993;Muhleisen, Zimmerman, 1994;Simon, 1989;Withers, 1987) and gives an almost unanimous verdict: migrants do not take natives' jobs or reduce their incomes.…”