I think this is a fairly legitimate position: those who support these controls are essentially saying that the city government should serve the people who curre

I think this is a fairly legitimate position: those who support these controls are essentially saying that the city government should serve the people who currently live in the city, not some outsiders who want to live there to the detriment of those who do so right now. Of course one ought to be consistent. For example, apply this on a national level and the implications re: immigration policy are obvious.