DP - MPI Library TY - JOUR AU - Puu, Tönu T1 - Some Comments on "Inferior" (Regressive) Inputs UR - https://www.jstor.org/stable/3439059 UR - http://dx.doi.org/10.2307/3439059 T2 - The Swedish journal of economics SP - Vol. 73, No. 2 (1971), p. 241-251 CY - Oxford : Blackwell PY - 1971 ER -