TY - BOOK AU - Fafchamps, Marcel AU - Labonne, Julien ED - National Bureau of Economic Research TI - Using split samples to improve inference about causal effects T2 - NBER Working Paper PY - 2016/// CY - Cambridge PB - NBER KW - NBERWP 21842 KW - E16292.pdf UR - http://elibrary.igidr.ac.in/e-library/working papers/NBER/2016/E16292.pdf ER -