_ Yuri Kofner, Economist, MIWI Institute. Munich – Steyregg, July 15, 2024. Heimatkurier.
Read moreThe Emergence of Core-Periphery Structures in the European Union: a Complexity Perspective
_ Claudius Gräbner, Jakob Hafele, ZOE. Institut für zukunftsfähige Ökonomien. Bonn, August 2020. Republished from the original paper with some chapters and the literature list omitted.
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