AD TRADER CONFERENCE 2012 -- Relations between agencies & sales houses

How to create transparent relations between agencies and sales houses in a dynamic marketplace? First Panel Discussion with: - Marco Klimkeit, CEO Yieldlab - André Pätzold, Head of Performance Marketing Spiegel QC - Lothar Prison, Chief Digital Officer VivaKi - Ronald Paul, CEO Quisma - Matthias Ehrlich, Vorstand United Internet Media Moderation: Frank Puscher