Financial markets
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Bootstrap Tests of Mean-Variance Efficiency with Multiple Portfolio Groupings
We propose double bootstrap methods to test the mean-variance efficiency hypothesis when multiple portfolio groupings of the test assets are considered jointly rather than individually. -
13 November 2014 The Use of Financial Derivatives by Canadian Firms
In Canada, about one-third of publicly listed non-financial firms use financial derivatives. The use of derivatives is widespread across all sectors of the economy and increases during periods of greater uncertainty. Non-financial firms that use derivatives are typically larger and more profitable and have lower volatility of earnings than those that do not use derivatives. Overall, the firm characteristics of Canadian hedgers seem to be consistent with those found in other jurisdictions. -
Credit Market Frictions and Sudden Stops
Financial crises in emerging economies in the 1980s and 1990s often entailed abrupt declines in foreign capital inflows, improvements in trade balance, and large declines in output and total factor productivity (TFP).