This paper tests whether the behaviour of households in different countries is homogeneous with respect to the influence of religion on income. The violation of the homogeneity assumption would have two consequences. First, results based on country studies might not be applicable to other...

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,...