NEW YORK--(BUSINESS WIRE)--The Bank of Canada's 25bp cut in interest rate targets on Wednesday underscores Fitch Ratings' view that the Canadian economy has weakened and that overvalued housing markets are at risk of declines. The Bank of Canada expects second-quarter negative growth before the economy recovers in the second-half. The energy and commodity sector, where low prices have led to sharp falls in investment, is the cause of this underperformance. The non-resource sector is growing and