July 18 (Reuters) - Canada's main stock index opened higher on Wednesday, boosted by gains in financial stocks that benefited from U.S. Federal Reserve Chairman Jerome Powell's bullish tone on Tuesday on the state of the economy.
* At 9:31 a.m. ET (1331 GMT), the Toronto Stock Exchange's S&P/TSX Composite index .GSPTSE was up 18.69 points, or 0.11 percent, at 16,537.93.