Judgment of the German Federal Constitutional Court (2 BvR 859/15) on the Public Sector Purchase Programme of the ECB: An Interdisciplinary Analysis

On 5 May 2020, the Federal Constitutional Court of Germany announced in a momentous ruling that the Public Sector Purchase Programme (PSPP) of the European Central Bank (ECB) exceeds European Union (EU) competences. This decision initiated a lively debate in law and economics all over Europe. This article provides a unique interdisciplinary reading of the ruling in order to clarify the line of argument. Considering a cross-disciplinary view enlightens the understanding of the historic judgment. Ultra-Vires, European Court of Justice, German Federal Constitutional Court, Public Sector Purchase Programme, European Central Bank, Monetary vs. Economic Policy, Economic and Monetary Union