TY - RPRT A1 - Berti, Patrizia A1 - Crimaldi, Irene A1 - Pratelli, Luca A1 - Rigo, Pietro N1 - submitted TI - Asymptotics for randomly reinforced urns with random barriers Y1 - 2015/// EP - 13 UR - http://arxiv.org/abs/1508.06550 KW - Bayesian nonparametrics ? Central limit theorem ? Clinical trial ? Random probability measure ? Stable convergence ? Urn model . AV - none M1 - working_paper ID - eprints2742 ER -