000 00345cam a22001217a 4500
008 180718b1990 xxu||||| |||| 00| 0 eng d
100 _aNogues, Julio
245 _aNotes on Patents, Distortions, and Development
_cby Julio Nogues
260 _aWashington, D.C.
_bIBRD
_c1990
300 _a30p.
440 _aWorking Papers WPS 315
700 _aIBRD
999 _c226226
_d226226