TY - JA AU - Oehmke,J.F. TI - The calculation of returns to research in distorted markets SN - 0169-5150 U1 - 89-032367 PY - 1988/// KW - Agricultural Economics and policies KW - Economic systems KW - Agricultural research KW - AGROVOC N1 - 14 refs.; Summary (En) T2 - Agricultural Economics (Netherlands). (1988). v. 2(4) p. 291-302 ER -