We study monetary policy in a New Keynesian (NK) model with endogenous growth and knowledge spillovers external to each firm. We find the following results: (i) technology and government spending shocks have different effects on growth; (ii) disinflationary monetary policies entail positive...

I study Public-Private Partnerships (PPP) as investments in public infrastructures that are alternative compared to direct public investments. I consider different forms of PPP, discussing their relative advantages from the point of view of incomplete contract theory and principal-agent...

I provide theory and evidence on the relation between public infrastructures and growth. I develop an OLG model of endogenous growth with a production function including both private and public capital, where the latter is the result of investments in infrastructures. With high substitutability...