We examine the extent, causes and consequences of transition countries’ use of foreign currency as a co-circulating medium of exchange and store of value. Using new estimates of foreign cash in circulation, we obtain unique measures of currency substitution, asset substitution, and...

There is a one-to-one mapping between the conventional time series parameters of a third-order autoregression and the more interpretable parameters of secular half-life, cyclical half-life and cycle period. The latter parameterization is better suited to interpretation of results using both...