A growing empirical literature on spinoff formation has begun to reveal some striking regularities about which firms are most likely to spawn spinoffs, when they are most likely to spawn them, and the relationship between the quality of the parent firm and its spinoffs. Deeper investigations...

Various theories have been advanced for why employees leave incumbent firms to found firms in the same industry, which we call spinoffs. We review the accumulating evidence about spinoffs in various high-tech industries, highlighting the central role often played by disagreements. Because...

We construct a model of industry evolution in which the central force for change is the creation and destruction of submarkets. Firms expand when they are able to exploit new opportunities that arrive in the form of submarkets; they contract and ultimately exit when the submarkets in which they...