This note proposes an update to Figure 1 in "Macroeconomic Shocks and their Propagation" in the Handbook of Macroeconomics of 2016 (Ramey, 2016). Figure 1 of Ramey (2016) reports Impulse-Response Functions (IRFs) of variables of interest to a shock in the Federal Funds Rate, following the...

We analyze whether government spending multipliers differ by the sign of the shock. Using aggregate historical U.S. data, we apply Ben Zeev's (2020) nonlinear diagnostic tests and find evidence of nonlinearities in the impulse response functions of both government spending and GDP. We then...