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Schwert and Robert F. Stambaugh (1987), 'Expected Stock Returns and Volatility', Journal of Financial Economics, 19 (1 …), September, 3-29 -- 6. G. William Schwert (1989), 'Why Does Stock Market Volatility Change Over Time?', Journal of Finance, XLIV … between the Expected Value and the Volatility of the Nominal Excess Return on Stocks', Journal of Finance, XLVIII (5 …
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We present a new theory for the conduct of nonparametric inference about the latent spot volatility of a semimartingale … in local estimation blocks, our theory treats the estimation block size k as fixed. While the resulting spot volatility …-to-calculate pointwise confidence intervals for the volatility at any given point in time. Extending the theory to a high …
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ARCH and stochastic volatility models. We consider two major dollar exchange rates, and we show that returns standardized …
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Current practice largely follows restrictive approaches to market risk measurement, such as historical simulation or RiskMetrics. In contrast, we propose exible methods that exploit recent developments in nancial econometrics and are likely to produce more accurate risk assessments, treating...
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