TY - BOOK AU - Duflo, Esther AU - Kremer Michael AU - Dupas Pascaline AU - National Bureau Of Economic Research TI - Peer Effects and the Impact of Tracking: Evidence from a Ran U1 - WP 14475 PY - 2008/// CY - Cambridge PB - NBER UR - http://elibrary.igidr.ac.in/e-library/working papers/NBER/2008/E157.pdf ER -