We investigate a sample of firms whose number of reported segments falls by one or more for the first time in their reporting history. The firms in our sample have a significantly larger diversification discount, underperform, and underinvest relative to comparable firms. Firms are more likely...

A sample of firms that focus by divesting at least one segment allows us to investigate the characteristics of segments divested as well as the nature of focusing firms. We find that firms are more likely to divest segments unrelated to the core activities of the firm and that the probability...