This chapter summarizes the interdependence of network effects, compatibility standards and intellectual property rights (IPR) in the global economy. This interdependence is analyzed at the product market level and at the research and development level. The questions to be examined are: how IPR...

We analyze productivity enhancing public expenditure in a spatial economic model with labor mobility, firm-specific increasing returns to scale, and transport costs. Building on Krugman (1991), Fujita, Krugman and Venables (1999) and Redding (2016), we compare optimal investment and tax policies...

What determines competition dynamics in markets with indirect network effects? We analyze this question in a dynamic hardware-software framework, where software firms compete in quality upgrades. We identify market structure as a major determinant of competition dynamics. Indirect network...