I had heard a rumor the Productivity Commission was going to make a blog – and what do you know here it is … Prod Blog (link fixed)!
They are talking here about migration to Australia.
Contrary to popular belief, those leaving for Australia aren’t necessarily our best and brightest. Rather, their education profile broadly matches that of the New Zealand population as a whole. Also, inward migrants, who bring new skills and experience to New Zealand, generally out-number those leaving New Zealand – prompting some to refer to our migration pattern as a brain exchange rather than a brain drain.