In this paper we document border effects in the award of public contracts in the European Single Market. We use a data set of 1.8 million contract awards that have been matched to geo-locations to estimate a gravity model of procurement flows between European NUTS3 region pairs. Cross-national...

We investigate unemployment due to mismatch in the US over the past three decades. We propose an accounting framework that allows us to estimate the overall amount of mismatch unemployment as well as the contribution of the frictions that caused the mismatch. Mismatch is quantitatively important...