In this paper I differentiate between two types of benefits of open innovation. Network externalities effect happens when open innovation increases the participation of one group of users which increases the value of adoption for another group of users. Learning effect happens when economic...

Though reduction is at the top of the waste management hierarchy, EU policies have historically introduced waste management incentives mainly concerning waste recovery and recycling, in addition to actions aimed at reducing disposal in landfills. Only very recently have EU policies started...

We investigate how a monopoly network should price advertising campaignsfor commercial firms. We assume that the network is better able to identifythe right target audience but that this requires it to learn the firm’s audiencetype. Differences in firms’ private information such as the value...

Though reduction is at the top of the waste management hierarchy, EU policies have historically introduced waste management incentives mainly concerning waste recovery and recycling, in addition to actions aimed at reducing disposal in landfills. Only very recently have EU policies started...