We extend a model of wasteful state aid in Dewatripont and Seabright (2006, Journal of the European Economic Association 4, 513–522) by a supranational controlling authority. The model combines moral hazard and adverse selection to show that politicians fund wasteful projects to signal their...

When local public goods are provided by a centralized authority, spillovers are internalized, but heterogeneity in preferences may be suppressed. Besley and Coate (2003) recently examined this classic trade-off for a uniform tax regime with strategic delegation. Here, we extend their approach by...