RT Monograph SR 00 A1 Gollier, Christian T1 Who Should we Believe? Collective Risk-Taking Decisions with Heterogeneous Beliefs YR 2003 FD 2003 VO 201 T2 IDEI Working Paper PB IDEI Working Paper AV Published LK https://publications.ut-capitole.fr/id/eprint/2610/ UL http://tse-fr.eu/pub/605