00422nam a22001097a 4500008004100000020001500041100002200056245012600078260004700204300001300251650004800264160212b        xxu||||| |||| 00| 0 eng d  a0521340816  aPerrings, Charles  aEconomy and environmentbA Theoretical Essay on the Interdependence of Economic and Environment SystemscCharles Perrings  aNew yorkbCambridge University Pressc1987  axv,179p.  aEconomic developmentvEnvironmental aspects