TY - RPRT ID - publications16161 UR - http://tse-fr.eu/pub/630 A1 - Martimort, David A1 - Stole, Lars Y1 - 1999/// PB - IDEI Working Paper T3 - IDEI Working Paper M1 - working_paper TI - Contractual Externalities and Common Agency Equilibria AV - public ER -