We find that firms with higher gender and racial diversity of inventors have significantly superior stock returns than firms with more homogeneous inventors. A long-short value-weighted portfolio of firms, ranked on inventor diversity (ID), earned a four-factor alpha of 4.32% per year. The...

We study the effect of discrimination against Jewish managers and owners on their firms' stock during the Third Reich. The stock of firms with Jewish managers underperformed by around 5% annually, with abnormal performance persisting on average for three years until firm "Aryanization." Firms...

Previous research details increased stock market returns on American holidays. This study investigates the impact of Jewish holidays on U.S. stock market returns. Although only 2% of individuals in the U.S. are Jewish, the Jewish holiday-effect elicits a significant impact on stock market...

Beta has been a controversial measure of risk ever since it was proposed almost half a century ago, and we do not pretend to settle with this article what decades of research has not. We do, however, take advantage of the recent trend of investing in countries and industries through index funds...

Beta has been a controversial measure of risk ever since it was proposed almost half a century ago, and we do not pretend to settle with this article what decades of research has not. We do, however, take advantage of the recent trend of investing in countries and industries through index funds...