Firms added to the S&P 500 index join a prestigious and exclusive club. They want to fit in the club, which creates a “keeping up with the Joneses” effect. Firms pay more attention to their index peers after inclusion and their investment, external financing, and payouts comove more with...

We investigate the impact on firms of joining the S&P 500 index from 1997 to 2017. We find that the positive announcement effect on the stock price of index inclusion has disappeared and the long-run impact of index inclusion has become negative. Inclusion worsens stock price informativeness and...

We study the effects of the 2017 Tax Cuts and Jobs Act (TCJA) on repurchases, leverage and investment. The TCJA generates tax windfalls through a repatriation tax cut and a corporate income tax cut. Using monthly repurchase data from SEC filings, we find the surge of repurchases after the TCJA...

Public attention to a firm may provide valuable monitoring, but it may also have a dark side by constraining management’s decisions and distracting it. We use inclusion in the S&P 500 index as a positive shock to public attention. Media coverage, Google searches, SEC downloads, SEC comment...