This paper presents empirical tests of the hypothesis that firms cluster geographically due to Marshallian localization economies. The hypothesis implies that changes in employment in localized industries should be more closely related within the regions than across regions. We develop an...

The loss of the exchange rate as an independent policy instrument implied by EMU has spurred calls for an insurance scheme as a buffer against temporary, asymmetric shocks to national income. We study the potential properties of such a system using historical data from the 12 EC economies. An...