Using high-frequency price and volume data from several large exchanges, we show that FOMC and CPI announcements have a massive impact on Bitcoin's realized volatility and volume. However, this effect is a recent phenomenon, which started as inflation rose at the beginning of 2021. We also...

We construct synthetic, tradable risk factors (e.g., tradable HML and MOM) and individual factor legs (e.g., growth and value) using optimal combinations of large and liquid mutual funds and ETFs based on their holdings. We show that a large fraction of existing smart beta funds are simply...

By assuming that short-run returns are independent and identically distributed, it is straightforward to extrapolate short-run risks to longer horizons. However, by generalizing the variance-ratio test to include higher co-moments, we establish a significant and sizable intertemporal dependency...