TY  - REP
AU  - Evenson,R.E.
TI  - Comparative evidence on returns to investment in national and international research institutions
U1  - 78-286148 
PY  - 1977///
KW  - Agricultural Economics and policies
KW  - Agricultural research
KW  - AGROVOC
N1  - Ref
T2  - Arndt, T.M.; Dalrymple,-D.G.; Ruttan,-V.W. (eds.). Resource allocation and productivity in national and international agricultural research. Minneapolis, Minn. (USA). University of Minnesota Press. 1977. p. 237-264
ER  -