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010   $a0720431727
100   $a20081203d1971----km-y0itay50------ba
101 0 $aeng
102   $aNL$aGB
105   $ay-------001yy
200 1 $aEconomies of scale and the form of the production function$ean econometric study of Norwegian manufacturing establishment data$fZ. Griliches, V. Ringstad
210   $aAmsterdam$cLondon$cNorth-Holland$d1971
215   $aIX, 204 p.$d23 cm
225 2 $aContributions to economic analysis$v72
410  0$12001$aContributions to economic analysis
500 10$aEconomies of scale and the form of the production function$933357
700  1$aGriliches,$bZvi$f<1930- >$088778
701  1$aRingstad,$bVidar$0146058
801  0$aIT$bUNIPARTHENOPE$c20081203$gRICA$2UNIMARC
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951   $a227/6$b4052$cNAVA2
996   $aEconomies of scale and the form of the production function$933357
997   $aUNIPARTHENOPE