Hall, Bronwyn; Helmers, Christian; Rogers, Mark; Sena, Vania - In: Journal of Economic Literature 52 (2014) 2, pp. 375-423
We survey the economic literature, both theoretical and empirical, on the choice of intellectual property protection by firms. Our focus is on the trade-offs between using patents and disclosing versus the use of secrecy, although we also look briefly at the use of other means of formal...