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This paper documents that ECB announcements increase the stock market volatility in the euro area (EA) on the same day …. I consider two volatility measures from January 1998 to May 2019. First, a realized volatility measure uses intraday … data for 8 different stock market indices. Second, a range measure approximates volatility using daily prices from 11 …
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This paper proposes a novel and simple approach to compute daily Value at Risk (VaR) and Expected Shortfall (ES) directly from high-frequency data. It assumes that financial logarithm prices are subordinated unifractal processes in the intrinsic time, which stochastically transforms the clock...
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