By Cooper Richard N.   in The Journal of Economic Perspectives

ISSN:0895-3309|22|3|93-112

American Economic Association‎(2008)‎

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By Cooper Richard N.   in World Bank Research Observer

ISSN:1564-6971|15|2|145-172

World Bank Publications‎(2000)‎

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By Cooper Richard N.   in Journal of Economic Literature

ISSN:0022-0515|52|1|234-236

American Economic Association‎(2014)‎

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