In times of economic and ecological crises, green ICTs have the potential to stir greener economic growth and to help decouple this growth from ecological damages. It is therefore paramount to shed light on innovation dynamics in this emerging sector. To do so, this paper investigates the...

Economic studies that aim at comparing the patent system social efficiency versus an ex-post reward system rest on a traditional view of patents. They make the hypothesis that firms use the patent system only in order to be granted a short-term monopoly rent and therefore that patents lead to...

The standard view of patents emphasizes their dynamic efficiency. It considers that, by providing firms with incentives to invest in R&D and to disclose their knowledge, patents encourage innovation and increase social welfare in the long run. Yet, a growing body of literature opposes this view...