We examine the structure of more than 100 alliances by Internet portals and other firms between 1995 to 1999 from a contract-theory perspective. Models of incomplete contracts frequently invoke unforeseen contingencies, the cost of writing contracts, and the cost of enforcing contracts in...

This paper takes as its unit of analysis the disclosure of an invention by an academic scientist to the university technology transfer office and examines the factors that lead some inventions to be licensed by firms while others are not. The analyses show that inventors' academic output, as...

How should decision-making be organized in entrepreneurial teams when founders exhibit confidence biases? New ventures are commonly founded by teams of entrepreneurs, who must employ a decision-making structure that implicitly or explicitly defines how individual beliefs are aggregated into team...

Scientists and engineers in small firms are far more likely than their large firm counterparts to enter entrepreneurship, a phenomenon we label the small firm effect. We explore the origins of this small firm effect, identify four classes of explanations - preference sorting, ability sorting,...