000 00347cam a22001097a 4500
008 180718b1999 xxu||||| |||| 00| 0 eng d
100 _aCanning, David
245 _aInfrastructure's contribution to aggregate output
_cby David Canning
260 _aWashington, D.C.
_bWorld Bank
_c1999
300 _a14p.
440 _aPolicy research working paper 2246
999 _c282895
_d282895