RT Monograph SR 00 A1 Ivaldi, Marc A1 Martimort, David T1 Competition under Nonlinear Pricing YR 1993 FD 1993 VO 29 T2 IDEI Working Paper PB IDEI Working Paper AV Published LK https://publications.ut-capitole.fr/id/eprint/1734/ UL http://tse-fr.eu/pub/4555