There is wide agreement that currency was not available in conveniently small denominations prior to the 19th century. Here, estimates of the costs of providing and maintaining money (coins) in 15th century Europe and parameterized versions of a matching model of money are used to find the...

Previous work on the denomination structure of currency treats as exogenous the distribution of transactions and the denominations held by people. Here, by way of a matching model, both are endogenous. In the model, trades in pairwise meetings alternate in time with the opportunity to freely...

The welfare cost of inflation is studied with a model in which non-interest-bearing money coexists with an interest-bearing liquid asset. Compared to a money-only model, the presence of an interest-bearing liquid asset reduces the consumption distortion of inflation. However, it also induces the...

Retailers in the Netherlands and the U.K. can charge different prices for a commodity depending on whether cash or a debit card is used as payment, whereas retailers in the U.S. generally cannot. These two types of economies with and without a uniform pricing constraint for cash and debit card...

The coexistence puzzle is explained via an interaction between intermediary cost and uncertainty with regards to consumption trade. If a trade opportunity as a buyer is more likely to arise, ex-ante net return on bond at the margin would be negative up to a certain amount of transactions and,...