David Cameron took office having pledged during his campaign to reduce net migration to the “tens of thousands rather than hundreds of thousands,” a commitment that has been reiterated numerous times since then by Cameron and other Conservative ministers (although it is technically a Conservative party goal rather than a coalition government policy).  But reducing migration appears much easier said than done.  The coalition government has put forward policies designed to reduce net migration through limitations on international students and skilled labour migrants. It has opened a consultation on policy toward settlement—the granting of indefinite leave to remain in the UK, as opposed to mere temporary resident status—and it plans to address marriage- or family-related migration soon. My colleagues at …