Independent Review of UK Economic Statistics, HM Government, March 2016.
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Low for Long? Causes and Consequences of Persistently Low Interest Rates, (with Christian Broda, Takatoshi Ito and Randy Kroszner), Geneva Report 17, Centre for Economic Policy Research, October 2015.
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Social Europe: One for All? (with Samuel Bentolila, Giuseppe Bertola and Juan Dolado), Centre for Economic Policy Research, July 1998.
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The Ostrich and the EMU: Policy Choices Facing the UK (with Rupert Pennant-Rea and others), Centre for Economic Policy Research, May 1997.
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El Paro en España: ¿Tiene Solución? (Unemployment in Spain: Is there a Solution?) (with Olivier Blanchard and others), Consejo Superior de Camaras de Comercio, Industria y Navegacion de España, December 1994.
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Unemployment: Choices for Europe (with George Alogoskoufis, Giuseppe Bertola, Daniel Cohen, Juan Dolado, and Gilles Saint-Paul), Centre for Economic Policy Research, April 1995.
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European Labour Markets: A Long-Run View (with P. Bernholz, J-P. Danthine and E. Malinvaud), Centre for European Policy Studies, April 1990.
Europe's Unemployment Problem (edited with Jacques Dreze), MIT Press, 1990.
Macroeconomics for 1992: The Transition and After (with Edmond Malinvaud, Peter Bernholz, Francesco Giavazzi, and Charles Wyplosz), Centre for European Policy Studies, January 1990.
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Europe After the Crash: Economic Policy in an Era of Adjustment, Centre for European Policy Studies, September 1988.
The Two-Handed Growth Strategy for Europe: External Autonomy Through Flexible Co-ordination (with Jacques Dreze, Charles Wyplosz, Francesco Giavazzi and Herbert Giersch), Centre for European Policy Studies, June 1987. (Reprinted in Recherches Economiques de Louvain, January 1988.)
The Plain Man's Guide to Fiscal and Financial Policy (with Willem Buiter), The Employment Institute, June 1987. (Reprinted in Conquering Unemployment, ed. Jon Shields.)
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The Rise in Unemployment (edited with Richard Layard and Steve Nickell), Basil Blackwell, April 1987.