Xavier Lavayssière

Université Paris Panthéon-Sorbonne

Xavier Lavayssière is a recognized expert in digital finance advising governments, central banks, and international organisations on payment and financial market infrastructures for over a decade. He lectures at Université Paris Panthéon-Sorbonne and is a research fellow at University College London’s Centre for Blockchain Technologies. His publications address the legal aspects of tokenization of financial instruments, technical design for programmable infrastructures, and regulatory frameworks for digital assets. With a background in Public Law of the Economy and in Computer Science, he combines academic research with hands-on experience, bringing a distinctive interdisciplinary perspective to these domains.

Articles by Xavier Lavayssière

Journal of Financial Market Infrastructures

Original research

Eclipsing the pyramid: stablecoins and settlement

This paper proposes the concept of the "settlement eclipse" which occurs when the settlement function of a layer of the monetary pyramid is occulted by the layer beneath it.

27 Jul 2026

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