MaCCI members Martin Peitz and Achim Wambach were invited to the new working group on competition economics at the German Cartel Office, Germany’s competition authority. In a one-day event, they discussed recent decisions by the German Cartel Office, together with seven other economists from academia, the president of the German Cartel Office Andreas Mundt, and members from the economics group of the Cartel Office headed by chief economist Arno Rasek.