TY - BOOK AU - Seim, Katja AU - Waldfogel Joel AU - National Bureau Of Economic Research TI - Public Monopoly and Economic Efficiency: Evidence from the P PY - 2010/// CY - Cambridge PB - NBER UR - http://elibrary.igidr.ac.in/e-library/working papers/NBER/2010/E3542.pdf ER -