This article presents a semi-Markov process based approach to optimally select a portfolio consisting of credit risky bonds. The criteria to optimize the credit portfolio is based on l∞-norm risk measure and the proposed optimization model is formulated as a linear programming problem. The...

This paper provides evidence for regulatory arbitrage within the class of asset-backed securities (ABS) based on individual asset holding data of German banks. I find that banks operating with tight regulatory constraints exploit the low risk-sensitivity of rating-contingent capital requirements...

Insurance companies often follow highly correlated investment strategies. As major investors in corporate bonds, their investment commonalities subject investors to fire-sale risk when regulatory restrictions prompt widespread divestment of a bond following a rating downgrade. Reflective of...