Ultimately, supply is the only solution. But there are very tricky political issues involved. See, e.g., http://techcrunch.com/2014/04/14/sf-housing/ http://t

Ultimately, supply is the only solution. But there are very tricky political issues involved. See, e.g., http://techcrunch.com/2014/04/14/sf-housing/ http://techcrunch.com/2014/04/14/sf-housing/