This paper reexamines the debate over whether the United States fell into a liquidity trap in the 1930s. We first review the literature on the liquidity trap focusing on Keynes's discussion of "absolute liquidity preference" and the division that soon emerged between Keynes, who believed that a...

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...