00700nac# 22002053i 450 VAN010558620160617102333.33220160525f |0itac50 baDE|||| |||||b||||||||||Studies in empirical economicsHeidelbergPhysica-Verlag.001VAN01055852001 Semiparametric and Nonparametric EconometricsAman Ullah210 HeidelbergPhysica-Verlag1989215 VI, 172 p.25 cm.DEHeidelbergVANL000282PhysicaVANV109495650ITSOL20230616RICAVAN0105586Studies in empirical economics1777582UNICAMPANIA