We examine the effects of aid on growth-- in cross-sectional and panel data--after correcting for the bias that aid typically goes to poorer countries, or to countries after poor performance. Even after this correction, we find little robust evidence of a positive (or negative) relationship...

"A brief book by an eminent researcher and former central banker urging central bankers to exercise caution and prudence, and to consider that they may not have every answer, when facing economic problems."