We build a New Keynesian model with imperfectly competitive goods markets and heterogeneous people and examine their impact on fiscal multipliers and on the net increase in output and expenditure caused by fiscal policies, using the balanced budget multiplier. Results show that in highly unequal...

Renewed interest in fiscal policy has increased the use of quantitative models to evaluate policy. Because of modeling uncertainty, it is essential that policy evaluations be robust to alternative assumptions. We find that models currently being used in practice to evaluate fiscal policy...