In this study we explain the puzzle of insular domains: insular domains are niches where new innovation is built on the knowledge within the domain. Given the nature of knowledge needed for new innovation in an insular domain the puzzle is why do new firms enter these niches? In a longitudinal...

We provide evidence that young firms systematically differ from older firms in their innovative output when they enter ‘new to the firm' technological niches. We analyze data from 128 biotechnology firms since their inception and track these firms over time. Our analyses reveal that the...

We focus on the firm's decision to enter insular technology domains and its effect on the impact that its subsequent innovation has on the field. Insular domains are technical domains that rely heavily on prior innovations within the same domain for subsequent innovations. We show that the...