Economics, trade and finance — European Monetary Union — Fiscal sovereignty — Public debt — Monetary policy — Economic policy — European Union — Asset purchase programme — Quantitative easing — Central banks — European Central Bank — European System of Central Banks — Bundesbank

Treaties — Treaty-making powers — Constitutional limitations on treaty-making powers — Transfers of powers by States to intergovernmental and other transnational authorities — Whether compatible with constitutional prerogatives of national parliament — Overall budgetary responsibility — Basic Law of Germany

International organizations — European Union — Powers — Member States as masters of the treaties — Principle of conferral — Whether Union having competence to determine or extend its own powers — Principle of subsidiarity — Court of Justice of the European Union

Relationship of international law and municipal law — European Union law — Interpretation — Application — Judgment of Court of Justice of the European Union — Weiss — Principle of proportionality — Whether application of EU law having absolute primacy — Whether German Federal Constitutional Court having absolute duty to follow judgment of Court of Justice of the European Union — Compatibility with Basic Law of Federal Republic of Germany — Openness of German Basic Law to European integration — Whether purchase programme ultra vires — Whether ultra vires acts applicable in Germany — Whether having binding effect in relation to German constitutional organs

Jurisdiction — European Union institutions — Whether jurisdiction of German Federal Constitutional Court extending to Court of Justice of the European Union and European Central Bank — Whether acts of EU institutions subject to national constitutional review — Ultra vires review — Review of core identity of national constitution — Whether application of EU law having absolute primacy — Whether absolute duty to follow judgment of Court of Justice of the European Union — The law of Germany