00791nam0-22002651i-450-99000635579040332119980601000635579FED01000635579(Aleph)000635579FED0100063557919980601d1995----km-y0itay50------ba--------00-yyProductivity Change, Public Goods and Transaction CostsEssays at the Boundaries of MicroeconomicsYoram BarzelAldershotElgar1995338.5Barzel,Yoram121487ITUNINARICAUNIMARCBK990006355790403321XV O3 2333695*FGBCFGBCProductivity Change, Public Goods and Transaction Costs657714UNINAGIU01