The paper presents the welfare cost of inflation in a banking time economy that models exchange credit through a bank production approach. The estimate of welfare cost uses fundamental parameters of utility and production technologies. It is compared to a cash-only economy, and a Lucas (2000)...

This paper studies welfare gains from disinflation in the presence of currency substitution. A distinctive small open economy model with currency substitution and intermediated working capital is constructed for this objective. It is found that welfare gains from disinflation are higher when the...

The coexistence of cash and digital currencies constitutes a system of parallel currencies. This paper tackles the question whether a new (digital) currency is essential: Does a new currency allow for a better resource allocation even if a fully accepted currency is in circulation and still...