We introduce heterogeneity in investors’ ability to borrow from collateral in a Kiyotaki–Moore style macro model, calibrated to the quintiles of the leverage-ratio distribution of US non-financial firms. Financial amplification intensifies, because of stronger asset price reactions of highly...

Using a stylized two-period model we compare portfolio solutions from two local solution approaches–the approach of Judd and Guu (2001) and the approach of Devereux and Sutherland (2010, 2011)–with the true nonlinear portfolio solution.