Using 48 country data for the period 1800-2010, we empirically investigate the effect of hyperinflations on the public debt, the primary surplus, and the real economy. Estimating a panel vector-autoregressive (VAR) model, we find that (i) hyperinflations permanently reduce public debt-to-GDP...

This paper theoretically analyzes the Early Warning System (EWS) of the IMF based on the principal-agent model. We search for trade-off of the optimal contract of the IMF under the interim intervention and the noise of the signal. The main findings are as follows. First, when the net loss coming...