We exploit a modification to Sustainalytics' environmental, social, and governance (ESG) rating methodology, which is subsequently adopted by Morningstar, to study whether ESG ratings are salient for stock pricing. We show that the inversion of the rating scale but not new information leads some...

This paper studies the impact of environmental, social, and governance (ESG) ratings on investors' preferences and stock prices. We exploit a change in ESG rating methodology that non-linearly shifted ESG ratings for firms as a natural experiment. We show that the 'pseudo'-changes in the ESG...

An important assumption underlying the designation of some insurers as systemically important is that their overlapping portfolio holdings can result in common selling. We measure the overlap in holdings using cosine similarity, and show that insurers with more similar portfolios have larger...

An important assumption underlying the designation of some insurers as systemically important is that their overlapping portfolio holdings can result in common selling. We measure the overlap in holdings using cosine similarity, and show that insurers with more similar portfolios have larger...

We examine whether the concern of academics and regulators about the potential for insurers tosell similar assets due to the overlap in their holdings is justified. We measure this overlap usingcosine similarity and find that insurers with more similar portfolios have larger subsequent...