There have been a number of studies using a variety of methodologies. http://www.theglobeandmail.com/news/british-columbia/vancouvers-empty-home-rates-have-alm

There have been a number of studies using a variety of methodologies. http://www.theglobeandmail.com/news/british-columbia/vancouvers-empty-home-rates-have-almost-doubled-since-2001/article32530286/ http://www.theglobeandmail.com/news/british-columbia/vancouv...