00922nam0-22002891i-450-990002535140403321000253514FED01000253514(Aleph)000253514FED0100025351420000920d1992----km-y0itay50------baENGGeneralized concavity for economic applicationsProceedings of the Workshop held in Pisa April 2, 1992by Piera MazzoleniBolognaTecnoprint1992vii, 91 p.24 cmTrattazioni di statistica a carattere generaleAtti di convegnistatisticaMazzoleni,PieraGENERALIZED CONCAVITY103386ITUNINARICAUNIMARCBK990002535140403321XXX-A-191858MASMASGeneralized concavity for economic applications438161UNINAING01