volatility during the 7-year total examined time period. Splitting the time series into 3 individual sub-periods the results … conditional volatility during financial crises. Furthermore, announcements of GDP and ZEW index calm the exchange rate …'s conditional volatility during the post-crises period. Finally, announcements of GDP data and PMI index form production sector …

improved ex-post volatility measurements but has also inspired research into their potential value as an informa-tion source … for longer horizon volatility forecasts. In this paper we explore the forecasting value of these high fre-quency series in … conjunction with a variety of volatility models for returns on the Standard & Poor's 100 stock index. We consider two so …

aggregate shocks. Volatility spillovers proved to be small and volatile. …