In this paper, we examine the evolution of the S&P500 returns volatility around market crashes using a Markov …-Switching model. We find that volatility typically switches into the high volatility state well before a crash and remains in the high … volatility by uniformed traders result in a crash. …

We investigate the predictability of both volatility and volume for a large sample of Japanese stocks. The particular … practically always improves upon the na?ve forecast provided by historical volatility. As a somewhat surprising result, we also …

Bayesian forecasting of volatility. However, applicability of MLE is restricted to cases with a discrete distribution of … volatility components. From a practical point of view, ML also becomes computationally unfeasible for large numbers of components … forecasts which in principle is applicable for any continuous distribution with any number of volatility components. Monte Carlo …

We investigate the predictability of both volatility and volume for a large sample of Japanese stocks. The particular … practically always improves upon the na?ve forecast provided by historical volatility. As a somewhat surprising result, we also …

forecasting of volatility. However, applicability of MLE is restricted to cases with a discrete distribution of volatility … which in principle is applicable for any continuous distribution with any number of volatility components. Monte Carlo … linear compared to optimal forecasts is small. Extending the number of volatility components beyond what is feasible with MLE …

States of the European Union, to test if the same short-run increase in cyclical volatility arising from financial … mature market economies, reduces cyclical volatility both in the short and in the long run. Weak indications are found that …

differences of opinion is left, and hence volatility is decreased. …

This paper constitutes a first analysis on stock returns and stock return volatility of energy corporations from the … European utilities, they lead to an appreciation of oil and gas stocks. Most importantly, we show that oil market volatility … negatively affects European oil and gas stocks. In contrast, energy stock volatility is not driven by volatility of the resource …

direction of company-specific news. Information-implied reactions in returns, volatility as well as liquidity demand and supply … London Stock Exchange (LSE), we find market-wide robust news-dependent responses in volatility and trading volume. However …

.28% with a half-life of 0.92 days. Price pressure causes average transitory volatility in daily stock returns of 0.49%. Price …