We discuss welfare and various policy interventions for mixed ICT markets where firms use either 'open source' (OS) or 'closed source' (CS) business models. We find that the existence of OS business models improves social welfare compared to all-CS industries by letting firms share costs and...

Monitoring technologies and pay for performance contracts are becoming popular solutions to improve public services delivery. Their track record is however mixed. To show why this may be the case, this paper develops a principal agent model where agents' motivations vary and so does the...