Investments in R&D and agricultural innovations have been fundamental to long-term economic growth worldwide. But global resource allocation has been uneven, with some developing countries closing in on developed-world scientific capacities, others regaining ground lost over the past decade or...

We consider a firm A initially owning a software platform (e.g. operating system) and an application for this platform. The specific knowledge of another firm B is needed to make the platform successful by creating a further application. When B’s application is completed, A has incentives to...