This paper evaluates the predictive performance of machine learning techniques in estimating time-varying betas of US stocks. Compared to established estimators, tree-based models and neural networks outperform from both a statistical and an economic perspective. Random forests perform the best...

Crypto Funds (CFs) represent a novel investor type in entrepreneurial finance. CFs intermediate Decentralized Finance (DeFi) markets by pooling contributions from crowd-investors and investing in tokenized startups, combining sophisticated venture- and hedge-style investment strategies. We...

Using a novel dataset from Freiberg et al. (2021) that measures corporate environmental costs, we examine the influence of institutional investors on the monetized environmental impact generated by their investee firms. Using a sample of 64 countries and 12 industries, we document that...

Stock investments have become increasingly international, but only recently a deeper theoretical understanding of the forces influencing global stock market returns has been gained from empirical studies. This is a crucial issue for asset managers in order to control the risks and exposures of...

This paper adapts Meucci's [2006a, 2006b] copula opinion pooling (COP) framework to examine whether fixed income hedge fund strategies enhance the risk-return spectrum of traditional bond portfolios. In contrast to the Black-Litterman setup, the COP approach does not rely on linear dependencies,...

UCITS funds are mutual funds that are regulated by pan-European guidelines and can easily be distributed throughout Europe. We study the empirical performance of a survivorship bias-free sample of alternative UCITS funds. Most importantly, as alternative UCITS funds are often marketed as...

This study presents a systematic comparison of portfolio insurance strategies. In order to test for statistical significance of the differences in downside performance risk measures between pairs of portfolio insurance strategies, we use a bootstrap-based hypothesis test. Our comparison of...

Zur Rendite-Risiko-Beziehung am deutschen Aktienmarkt Eine empirische Analyse der Beziehung zwischen dem Deutschen Aktienindex DAX und dem Volatilitätsindex VDAX Diese Studie untersucht den empirischen Zusammenhang zwischen den Volatilitätsindizes VDAX bzw. VDAX-New und dem Aktienmarktindex...

Using an international data set that quantifies corporate environmental costs, we analyze the influence of institutional investor ownership, particularly investment horizon and investor origin, on the monetized environmental impact generated by their investee firms. Institutional investor...