We characterize how risk evolves during a crisis. Using high-frequency data, we find that the first two principal components (PCs) of the covariance matrix of global asset returns experience large, sudden, and temporary spikes coinciding with well-known crises - Covid-19 pandemic, Global...

This paper uses regulatory data to assess the value of retail order flow in the German equity market. To this end, we examine the performance of specialized retail market makers (RMMs) that internalize a large share of retail activity via affiliated trading venues. We show that retail market...

This paper uses regulatory data to assess the value of retail order flow in the German equity market. To this end, we examine the performance of specialized retail market makers (RMMs) that internalize a large share of retail activity via affiliated trading venues. We show that retail market...

We investigate financial experts’ beliefs about climate risk pricing and analyze how those beliefs influence stock return expectations. In a comprehensive survey, we elicit experts’ beliefs using both structured and open-ended questions. We establish that most experts share the view that...

This study examines the stochastic properties of German green and brown stock prices; more specifically, fractional integration methods are applied to daily data on representative green and brown stock indices for the Berlin, Dusseldorf, Frankfurt, Gettex, Munich, and Stuttgart stock exchanges...

We assess empirically the role of the World Bank’s Country Policy so-called fiscal policy rating variables (fiscal rating, debt rating and revenue rating) on economic growth in the 46 Least Developed Countries (LDCs) in the world, during the period 1990-2022. We also investigate the role of...

In this paper we investigate how privatization affects stock return volatility. We show that privatization is related to volatility via political risk. In particular, a privatization program that is maintained over time signals credibility, which reduces political risk and in turn volatility. We...

In this paper we investigate how the progress of market-oriented reforms such as privatization affects stock return volatility and how this impact varies with the level of economic development. We show that privatization is related to volatility via political risk. Indeed, a privatization...

Regulators have expressed concern about high levels of immaterial information (i.e., information that fails to influence a current or prospective stakeholder) in annual reports. I examine the determinants of one component of disclosure materiality – the magnitude of quantitative annual report...

The efficient-market hypothesis (EMH) is one of the most important economic and financial hypotheses that have been tested over the past century. Due to many abnormal phenomena and conflicting evidence, otherwise known as anomalies against EMH, some academics have questioned whether EMH is...