This paper studies a DSGE model with endogenous financial asset supply and ambiguity averse investors. An increase in uncertainty about profits leads firms to substitute away from debt and reduce shareholder payout in bad times when the equity premium is high. Regime shifts in volatility...

This paper estimates a business cycle model with endogenous financial asset supply and ambiguity averse investors. Firms' shareholders choose not only production and investment, but also capital structure and payout policy subject to financial frictions. An increase in uncertainty about profits...