Non-excludable and excludable public inputs are introduced into an endogenous growth model. We derive the equilibrium growth rate and design the optimal tax and user-cost structure, emphasizing the role of congestion and its consequences for the government's budget. The latter comprises fee and...

This paper discusses the impact of A. W. H. Phillips' seminal contributions to stabilization policy on subsequent developments in that field. We review the policy rules introduced by Phillips and show how these relate to the optimal rules emerging from linear–quadratic optimization problems....