Martín, Alberto; Ventura, Jaume - Barcelona Graduate School of Economics (Barcelona GSE) - 2015
We study a dynamic economy where credit is limited by insufficient collateral and, as a result, investment and output … are too low. In this environment, changes in investor sentiment or market expectations can give rise to credit bubbles …, that is, expansions in credit that are backed not by expectations of future profits (i.e. fundamental collateral), but …