The ability to accurately estimate the extent to which the failure of a bank disrupts the financial system is very valuable for regulators of the financial system. One important part of the financial system is the interbank payment system. This paper develops a robust measure, SinkRank, that...

Retail shops incentive contactless transactions during the current COVID-19 pandemic. Customers are asked to pay cashless to prevent contagion. Traditionally, there are large differences in the extent and acceptance of non-cash payments among nations. This paper analyzes empirically the...

In 2004 the Swiss Competition Commission (ComCo) opened an investigation concerning multilateral agreed interchange fees in the Swiss credit card market which ended with an amicable settlement. The most important element of this amicable settlement consists in the limitation of the interchange...

This short article addresses several important (but less discussed) aspects of the introduction of central bank digital currency that give cause for concern, no matter whether such a currency is intended as a substitute or a complement to cash. It discusses potential effects, such as bank runs...