The present study is on the five cryptocurrency daily mean return time series linearity dynamics during the Covid-19 period. These cryptocurrencies were chosen based on their influence on the market, primarily driven by its market capitalisation. Tether is included as the most important stable...

Main description: Der Autor untersucht, ob sich im Zeitablauf trendmäßige Entwicklungen, insbesondere ein signifikanter Anstieg der Wechselkursvolatilität feststellen lassen, und wieweit diese durch das gewählte Wechselkursregime beeinflusst werden. Im Gegensatz zu bisherigen Arbeiten liegt...

We propose using the Realized GARCH model to estimate the daily price volatility in the EPEX power markets. The model specification extracts the volatility-related information from realized measures, which substantially improves the in-sample fit of the data compared to the standard EGARCH...