This paper applies a novel approach to study the impact of different shocks on the price level. It uses a classical dichotomy model with monetary policy regime shifts at known dates. First, there was a regime dominated by money, afterwards a regime driven by the exchange rate and a third one...

Expectations of Sterling returning to Gold have been disregarded in empirical work on the US dollar - Sterling exchange rate in the early 1920s. We incorporate such considerations in a PPP model of the exchange rate, letting the probability of a return to gold follow a logistic function. We draw...