This dissertation examines with three independent studies the impact of regulatory changes or potential self-regulation on stock returns and equity risk of affected companies. The focus is therefore laid on the the (renewable) energy sector and on the financial industry. Based on the event study...

European electricity market participants are encouraged to balance intraday deviations from their day-ahead schedules via trades in the intraday market. Together with the increasing produc-tion of variable renewable energy sources, the intraday market is gaining importance. We inves-tigate the...