TY - BOOK AU - Kumara Charyulu, D. AU - International Crop Research Institue for the Semi-Arid Tropica, Patancheru TI - Study of treatment effects in village-level studies T2 - ICRISAT, Working Paper Series no. 33 RP - Markets, Institutions and Policies PY - 2012/// CY - Panancheru PB - ICRISAT ER -