VoxEU Column Euro area architecture: What reforms are still needed, and why Jeromin Zettelmeyer Nicolas Véron Hélène Rey Isabel Schnabel Philippe Martin Jean Pisani-Ferry Clemens Fuest Pierre-Olivier Gourinchas Marcel Fratzscher Emmanuel Farhi Henrik Enderlein Markus Brunnermeier Agnès Bénassy-Quéré 2 May 2019 EU institutions EU policies