1. Overall, migrants in the UK have been, and continue to be, a net fiscal cost to the UK Exchequer. Only recent migrants from the EU14 have made a net positive fiscal contribution. Immigration has not been shown to have any significant impact, either positive or negative, on GDP per capita, a key measure of economic performance. There is therefore, no economic case for mass immigration on the present scale.
To read the full briefing paper, see: http://www.migrationwatchuk.org/briefing-paper/386