Benhabib, Jess; Dave, Chetan - In: Review of Economic Dynamics 17 (2014) 3, pp. 367-382
We examine the role of generalized constant gain stochastic gradient (SGCG) learning in generating large deviations of an endogenous variable from its rational expectations value. We show analytically that these large deviations can occur with a frequency associated with a fat tailed...