This survey reviews the research regarding the general frameworks used for the specification of financial market frictions in dynamic stochastic general equilibrium (DSGE) models. Within the related literature, financial frictions are considered to be the prime candidates for endogenous...

This paper studies the interaction of agents' collateral price beliefs, credit constraint and aggregate economic activity over the business cycle. Learning strengthens the role of collateral constraints in aggregate fluctuations. Under heterogeneous learning rules, numerical simulations...

We built a real business cycle model with inside money and passive monetary policy that shows some interesting features regarding interest rate dynamics and credit market behavior. We find that the model is stable, a feature that was difficult to find in the literature on passive money. We think...