This discussion paper resulted in a publication in the <A href="http://www.sciencedirect.com/science/article/pii/S0094119013000594"><I>Journal of Urban Economics</I></A>, 2014, 13-27.<P> This paper analyzes efficient pricing at a congested airport dominated by a single firm. Unlike much of the previous literature, we combine a dynamic (bottleneck) model of congestion and a vertical...</p></i></a>

For refuse collection, we estimate the cost effects of different institutional modes using panel data for almost all Dutch municipalities between 1998 and 2010. The modes we consider are private contracts, intermunicipal cooperation, public provision and own collection. For private companies,...