Public finance has both normative and positive elements, and moving between theory and practice requires attention to help us understand both what policies government should adopt and whether it is likely to do so. We should not be surprised when bad policies are adopted in spite of better...

"We develop a method for identifying and quantifying the fiscal channels that help finance government spending shocks. We define fiscal shocks as surprises in defense spending and show that they are more precisely identified when defense stock data are used in addition to aggregate macroeconomic...