Platforms often have "crowds" of amateurs working on them as complementors, in other cases professional entrepreneurs--or both. What can a platform owner do to implement these outcomes? I document evidence on mobile app developers showing that just small, incremental changes in platform...

Contests are a historically important and increasingly popular mechanism for encouraging innovation. A central concern in designing innovation contests is how many competitors to admit. Using a unique data set of 9,661 software contests, we provide evidence of two coexisting and opposing forces...

Most of society's innovation systems – academic science, the patent system, open source, etc. – are “open” in the sense that they are designed to facilitate knowledge disclosure among innovators. An essential difference across innovation systems is whether disclosure is of intermediate...

Tournaments are widely used in the economy to organize production and innovation. We study individual data on 2,775 contestants in 755 software algorithm development contests with random assignment. The performance response to added contestants varies non-monotonically across contestants of...

Annabelle Gawer presents cutting-edge contributions from 24 top international scholars from 19 universities across Europe, the USA and Asia, from the disciplines of strategy, economics, innovation, organization studies and knowledge management. The novel insights assembled in this volume...

Economic analysis of rank-order tournaments has shown that intensified competition leads to declining performance. Empirical research demonstrates that individuals in tournament-type contests perform less well on average in the presence of larger number of competitors in total and superstars....