We use text-based computational analysis of business descriptions from 10-Ks to examine in which industries conglomerates are most likely to operate and to understand conglomerate valuations. We find that conglomerates are more likely to operate in industry pairs that are closer together in the...

This study presents new evidence that initial IPO returns have persistent underwriter-specific components. These components cannot be explained by existing measures of underwriter quality, underwriter service, or controls for several known predictors of initial IPO returns. Tests that trace the...

We examine how product market competition affects firm cash flows and stock returns in industry booms and busts. Our results show how real and financial factors interact in industry business cycles. In competitive industries, we find that high industry-level stock market valuation, investment,...

We study how firms differ from their competitors using new time-varying measures of product differentiation based on text-based analysis of product descriptions from 50,673 firm 10-K statements filed yearly with the Securities and Exchange Commission. This year-by-year set of product...

We use text-based analysis of 10-K product descriptions to examine whether firms exploit product market synergies through asset complementarities in mergers and acquisitions. Transactions are more likely between firms that use similar product market language. Transaction stock returns, ex post...

We examine how product differentiation influences mergers and acquisitions and the ability of firms to exploit product market synergies. Using novel text-based analysis of firm 10K product descriptions, we find three key results. (1) Firms are more likely to enter restructuring transactions when...