I exhibit a simple and realistic feature of technology and trade costs that influences the partition of manufacturing between the North and South depending on the degree of substitutability of internationally traded inputs in production. In the presence of higher wages in the North, when...

Präferenzen für Gütervielfalt und hieraus resultierende heterogene Preisbildung auf unvollkommenen Gütermärkten werden in empirischen Produktivitätsuntersuchungen bislang nur unzureichend berücksichtigt. Der vorliegende Beitrag möchte zur Schließung dieser Forschungslücke beitragen: Er...

We build a model of firm entry and exit and show how returns to scale shape firm survival, the equilibrium productivity and size distributions and firm concentration. High productivity dispersion and high concentration ratios need not reflect inefficiencies when returns to scale are strongly...