We build a static general-equilibrium model with monopolistically competitive firms that borrow funds from competitive banks in an economy subject to financial frictions. These frictions are due to non verifiability of both ex post firm returns and managerial effort. Market power has opposing...

We examine optimal monetary policy in a New Keynesian model with unemployment and financial frictions where banks produce loans using equity as collateral. Firms and households demand loans to finance externally a fraction of their flows of expenditures. Our findings show amplifying...