WSJ: Housing Rebound in Canada Spurs Talk of a New Bubble

Another possible danger: Because Canadian banks typically reset adjustable-rate mortgages every few years, those who are buying now at low rates will likely see increases soon. Toronto-Dominion Bank forecasts suggest that the rate to which many Canadian mortgages are pegged, the prime rate, could nearly double by the end of 2011. The Bank of Canada warned in its December report that if interest rates increase as expected, by mid-2012 about 9% of Canadian households could have so much debt that they'd be "financially vulnerable."