Bank of Canada flags risks, including Canadian dollar, while holding rates

By Andrea Hopkins and Leah Schnurr OTTAWA (Reuters) - The Bank of Canada warned on Wednesday that the country's improving economy faced downside risks, including a stronger currency that could drag on non-commodity exports, even as it held interest rates steady and raised growth forecasts. Citing weaker global growth, a less favorable U.S. outlook and shrinking business investment, the central bank said fiscal stimulus in the new Liberal government's first budget was one of the only positive fac