Risultato della ricerca: Altro contributo
}
TY - GEN
T1 - Cost inefficiency or just heterogeneity? An application of frontier models to the Italian water industry
AU - ABRATE, Graziano
AU - ERBETTA, Fabrizio
PY - 2008
Y1 - 2008
UR - https://iris.uniupo.it/handle/11579/27596
M3 - Other contribution
ER -