In an endowment economy, we analyze coexistence and competition between traditional fiat money (Dollar) and cryptocurrency (Bitcoin). Agents can trade consumption goods in either currency or hold on to currency for speculative purposes. A central bank ensures a Dollar inflation target, while...

Cryptocurrency is private money and is costly to produce. In this paper, I ask whether cryptocurrency can serve as a medium of exchange, and whether it can coexist with fiat money as a widely accepted medium of exchange. To answer these questions, I develop two search-theoretic models: a model...

The success of the Bitcoin project challenges the academic eCash discourse of the last 30 years. In this paper, it is explained why some of Bitcoin's fundamentals indeed contain the elements to design sustainable money promoting self-equilibrium and thus also challenge the conventional notion of...

We develop a general equilibrium framework to study a cryptocurrency system based on a mining process (proof-of-work protocol). The framework incorporates the priority queueing theory into a continuous-time monetary search model, which allows us to investigate the relationship between the demand...

Im Euroraum wird die Einführung eines digitalen Euro bereits seit Längerem diskutiert. Die Untersuchungsphase der Europäischen Zentralbank lief bereits seit Oktober 2021 und ging im Oktober 2023 in eine Vorbereitungsphase über. In anderen Ländern wird digitales Zentralbankgeld bereits...

The ECB has embarked on an uncertain path with the digital euro project. It is pursuing a strategy that is unclear about whatproblems it is trying to solve and what specific goals it is trying to achieve. The ECB has not yet been able to diagnose a clear marketfailure that would justify such...

This project represents a basic design of a multilateral FX market that synthetically connected to the modern bilateral FX market. The essence of the multilateral FX market is an introduction of the single rates generating by the multilateral FX structures. These single rates are single currency...

A spectre is haunting World: the idea that money is nothing but an illusion, a thing no more real than a fiction we tell each other and we have decided to believe in. But behind the scenes, someone is quetioning this story and something is happening. Every day a new cryptocurrency is born. Among...

Digitalization and Blockchain have fundamentally transformed the structure of the monetary system. The first wave of cryptocurrencies such as Bitcoin, Ethereum or Ripple have failed to gain relevance in terms of their share in monetary transactions. This was due to systemic deficiencies leading...

We make a distinction between centralized, decentralized, and distributed payment mechanisms. A centralized payment mechanism processes a transaction using a trusted third party. A decentralized payment mechanism processes a transaction between the parties to the transaction. A distributed...