As in many developing economies, cash is still widely used in Colombia, even among merchants who accept payment cards. Indeed, 60% of these merchants use dissuasive strategies to make their clients pay with cash. This paper presents estimates of merchant card fees that are optimal according to...

Es steht außer Frage, dass die Überwindung der Covid-19-Krise und die damit verbundene Bereinigung von Bankbilanzen einen erheblichen Finanzierungs-‍, aber auch Risikoübernahmebedarf auslösen wird. Vor diesem Hintergrund stellt sich zu Recht die Frage, wie die bisher dominierende Form der...

Women and youth in developing countries remain unserved or underserved by formal financial services. The rise of digital financial services (DFS), including mobile money, provides a promise to accelerate financial and economic inclusion to these population segments. As a result, both academic...

Gustav A. Horn: In Zeiten globaler Konflikte Thomas Gehrig: Geopolitics, the End of Globalization? Doris Neuberger: Wege Europas zu mehr Autonomie im Zahlungsverkehr - die Rolle von privaten Akteuren Patrick Kaczmarczyk: Verflochtene Schicksale: Warum die Schuldenkrisen des globalen Südens auch...

The pros and cons of CBDCs have been examined in numerous writings but much less research has focused on specific economies or regions. This paper attempts to fill that gap for the Latin American and Caribbean (LAC) economies. It first examines the views of central banks in the region toward...

Since Barnett derived the user cost price of money, the economic theory of monetary services aggregation has been developed and extended into a field of its own with solid foundations in microeconomic theory. Divisia monetary aggregates have repeatedly been shown to be strictly preferable to...

The stable money demand function is a crucial policy tool of the monetary policy of any central bank, which links the monetary sector of an economy to its real sector. Notably, after the global financial crisis of 2007-08, the role of money has come to be envisaged as an essential issue while...

This paper presents a theoretical framework that allows a taxonomy of hyperinflation, namely: (i) bubble, (ii) weak and (iii) strong hyperinflation. The inflation tax revenue curve is used to characterize each type of hyperinflation and we use this curve to test them. The bubble and strong...

This paper investigates the relationship between the bitcoin price and the hashrate by disentangling the effects of the energy efficiency of the bitcoin mining equipment, bitcoin halving, and of structural breaks on the price dynamics. For this purpose, we propose a methodology based on...

In this paper the authors investigate the statistical properties of some cryptocurrencies by using three layers of analysis: alpha-stable distributions, Metcalfe’s law and the bubble behaviour through the LPPL modelling. The results show, in the medium to long-run, the validity of Metcalfe's...