The price of cryptocurrency Bitcoin has risen sharply over the past ten years, with many investors adding Bitcoin to their portfolios, benefitting from price increases and diversifying their investments. But is Bitcoin suitable for this purpose? This Weekly Report examines the extent to which...

This study investigates the impact of transaction costs on the performance differential between equal-weighted portfolios (EWPs) and value-weighted portfolios (VWPs). Employing a comprehensive dataset of 181 stocks from 1970 to 2023, we utilize paired two-sample tests to identify statistically...

This study investigates the presence and variation of home bias across different hierarchical levels in German men’s football. Based on an extensive dataset comprising 357,530 matches from the 2023/2024 season—collected via a Python script—the analysis includes match outcomes, attendance...

We investigate the phenomenon of home bias in scientific citations, where researchers disproportionately cite work from their own country. We develop a benchmark for expected citations based on the relative size of countries, defining home bias as deviations from this norm. Our findings reveal...