1. NIPA table 1.1.5. Government spending is government expenditure and gross investment, NIPA table 3.9.5. Government revenue is Federal government current tax receipts plus contributions for social insurance minus income taxes from federal reserve banks, all in NIPA table 3.2. Real wages are nonfarm business sector: real compensation per hour;GDP is taken from NIPA table 1.1.5. Investment is gross private non-residential investment
2. Comparison of bootstrap confidence intervals for impulse responses of German monetary systems;A Benkwitz;Macroeconomic Dynamics,2001