The paper studies risk mitigation associated with capital regulation, in a context when banks may choose tail risk … assets. We show that this undermines the traditional result that higher capital reduces excess risk-taking driven by limited … liability. When capital raising is costly, poorly capitalized banks may limit risk to avoid breaching the minimal capital ratio …

adequacy related to credit risk. For the first time, it combines calibration of microprudential capital requirements and …/country-specific systematic factors, the model focuses on credit default concentration risk as a major source of large losses that may have … systemic impact. A test run using a sample of 12 systemically important German banks provides measures for systemic credit risk …

the main challenges for regulators in terms of bank risk measurement. The study shows that substantial challenges for … discussion concerning proper risk measurement in regulatory frameworks, such as the Basel Accord or the European Banking …The latest financial crisis has exposed substantial weaknesses in the bank risk models used by national regulators as …