We examine the relation between disclosure quality and information asymmetry among market participants following an exogenous shock to macroeconomic risk. In 2015 the Swiss National Bank abruptly announced that it would abandon the longstanding minimum euro-Swiss franc exchange rate. We find...

Generative AI tools such as ChatGPT can fundamentally change the way investors process information. We probe the economic usefulness of these tools in summarizing complex corporate disclosures using the stock market as a laboratory. The unconstrained summaries are dramatically shorter, often by...

The sharp distinction drawn between firms rated narrowly above (BBB-) and below (BB+) the investment-grade cutoff provides variation in debt financing availability unrelated to firm fundamentals. We exploit this market segmentation to identify an asymmetric effect of debt capital supply on...

Prior research finds conflicting results on the impact of uncertainty on voluntary firm disclosure. Our paper sheds light on this relationship by addressing endogeneity concerns. To this end, we use a novel instrumentation strategy that exploits firms’ differential exposure to aggregate...