We study the Green-Lin model of financial intermediation [E.J. Green, P. Lin, Implementing efficient allocations in a model of financial intermediation, J. Econ. Theory 109 (2003) 1-23] under a more general specification of the distribution of types across agents. We derive the efficient...

When policy makers have limited commitment power, self-fulfilling bank runs can arise as an equilibrium phenomenon. We study how such banking panics unfold in a version of the Diamond and Dybvig (1983) model. A run in this setting is necessarily partial, with only some depositors participating....

We study ex post efficient policy responses to a run on the banking system and the ex ante incentives these responses create. We show that the efficient response to a run is typically not to freeze all remaining deposits, since doing so imposes heavy costs on some individuals. Instead, once a...