Research and Development (R&D) and innovation are crucial features of the seed industry. To support large R&D investments by the private sector, strong intellectual property rights, such as patents, are necessary. The exclusivity granted by patents naturally creates market power positions and...

 We develop a reputation model to study the concurrent use of trademarks and certification for food products with a regional identity, known as geographical indications (GIs). The model extends Shapiro’s (1983) approach to modeling reputation to a situation in which two technologies for the...