Andrew E. Clark, Sarah Flèche, Richard Layard, Nattavudh Powdthavee & George Ward
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Clark, Andrew,Flèche, Sarah,Layard, Richard,Powdthavee, Nattavudh,Ward, George
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David M. Clark/ Richard Layard
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Orley Ashenfelter/ Richard Layard
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Richard Layard (London School of Economics and Political Science),Jan-Emmanuel De Neve (University of Oxford)
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Richard Layard,George Ward
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Richard Layard/ David M. Clark/ Daniel Kahneman (FRW)
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Richard Layard/ Judy Dunn
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Richard Layard/ Stephen J. Nickell/ Werner Eichhorst (EDT)/ Klaus F. Zimmermann (EDT)
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Richard Layard/ Stephen J. Nickell/ Werner Eichhorst/ Klaus F. Zimmermann
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Richard Layard/ Stephen Nickell/ Richard Jackman/ P. R. G. Layard
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Richard Layard; David Clark
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Richard N. Cooper, Richard Layard
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