Tag Archives: Stochastic Volatility

On Testing Direction Prediction Accuracy

As regards the question of forecasting accuracy discussed in the paper on Forecasting Volatility in the S&P 500 Index, there are two possible misunderstandings here that need to be cleared up.¬† These arise from remarks by one commentator¬† as follows: … Continue reading

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Stochastic Volatility Models

From: Collector’s Blog | July 08, 2009 Every stochastic volatility model assumes yes stochastic volatility. All the stochastic volatility models I have looked into however assume constant volatility of volatility. Empirical research (mostly unpublished) shows the volatilRead more at Collector’s … Continue reading

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