The Managing Editors of Economic Policy : Tullio Jappelli is CSEF Director and Professor of Economics at the University of Naples Federico II. Philip Lane is Professor of International Macroeconomics at Trinity College Dublin. Philippe Martin is Professor at the Universite Paris-1 Pantheon Sorbonne and CERASENPC and a Research Fellow at CEPR. Jan van Ours is Professor of Economics at Tilburg University and Professorial Fellow at Melbourne University. The Senior Editors of Economic Policy : Georges de Menil works at the Delta Ens, France. Richard Portes lectures in the Department of Economics, London Business School. Hans-Werner Sinn is based at the Centre for Economic Studies, University of Munich.

• Editors introduction 1. The march of an economic idea? Protectionism isn t counter-cycle (anymore) (Andrew K. Rose) 2. Fragmentation, incomes and jobs: an analysis of European competitiveness (Marcel P. Timmer, Bart Los, Robert Stehrer and Gaaitzen J. de Vries) 3. Internationalization and innovation of firms: evidence and policy (Carol Altomonte, Tommaso Aquilante, Gabor Bekes and Gianmarco I.P. Ottaviano) 4. Planes, ships and taxes: charging for international aviation and maritime emissions (Michael Keen, Ian Parry and Jon Strand)