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The optimal-diversification model of investors' portfolio behavior can give a linear relationship between the exchange risk premium and the conditional exchange rate variance. This note surveys recent empirical work that allows for the conditional variance itself, and therefore the risk premium,...
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Volatility tests are an alternative to regression tests for evaluating the joint null hypothesis of market efficiency … taken to be. By considering tests based on conditional volatility bounds, we show that if the alternative is that one could … conditional volatility tests.If the application is to spot and forward markets, then the most powerful conditional volatility test …
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Volatility tests are an alternative to regression tests for evaluating the joint null hypothesis of market efficiency … taken to be. By considering tests based on conditional volatility bounds, we show that if the alternative is that one could … conditional volatility tests.If the application is to spot and forward markets, then the most powerful conditional volatility test …
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