The global crisis revealed that credit rating agencies (CRAs) are capable of bringing about potential distortions in the financial sector, thereby resulting in a reduction in market confidence which, in turn, influences negotiations and expectations. CRAs need to be held accountable for lack of transparency and inaccurate ratings, however the existing regulatory framework does not secure adequate investor protection. This book provides a new and important contribution to research in the area, at a crucial time in the debate around financial regulation and investment regimes.