»The Supervision of Consumer Financial Markets. An Analysis of BaFin's Mandate to Protect Collective Consumer Interests«: In 2015, the German Federal Financial Supervisory Authority (BaFin) has been mandated to protect collective consumer interests. The author analyses this mandate and associated powers of the authority. The doctoral thesis includes sections on the regulation of consumer financial markets, on the concept underlying BaFin's consumer protection mandate, on the scope of its supervision (institutions and markets), and on its powers.