Fraud and misconduct in the financial market became in the recent years a key issue of regulation in the context of financial crisis. The paper investigates the French financial supervisor (Autorité des marchés financiers) sanctions policy and practices. It argues that the Autorité des...

The paper offers an empirical analysis of the effects of sanctions decided by the Financial Markets Authority (AMF) on the reputation of firms in France. Using an event study, we intend to show the impact of three events on the stock prices: opening of an investigation by the AMF; issuance of a...