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Financial Risk Management of Insurance Enterprises. Collateralized Debt Obligations (CDOs). Overview. Introduction History Fundamentals Attributes Parties Credit Ratings Synthetic CDOs Valuation models Current events. Introduction of CDOs. Asset-backed security
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Financial Risk Management of Insurance Enterprises Collateralized Debt Obligations (CDOs)
Overview • Introduction • History • Fundamentals • Attributes • Parties • Credit Ratings • Synthetic CDOs • Valuation models • Current events
Introduction of CDOs • Asset-backed security • Structured credit product • Portfolio of fixed-income assets • Tranches
History • First CDOs, 1987 • High yield bond portfolios • Next CDOs, 1989 • Mortgage Backed Securities • John Meriwether, Salomon Brothers • Liar’s Poker • Long Term Capital Management • Credit Risk Transfer (CRT) vehicles • Loans • Securitization • CDOs Growth • Synthetic CDOs
Fundamental Concepts behind CDOs • Corporate entity raises capital • Invests in financial assets • Distributes cash flows
Four Key Attributes of CDOs • Assets • Liabilities • Purposes • Credit Structure
Assets • Corporate bonds • Residential Mortgage-Backed Securities • Commercial Mortgage-Backed Securities • Asset-backed Securities
Liabilities • Senior debt • Junior debt • Subordinated debt • Equity
Purposes • Balance sheet • Shrink balance sheet • Reduce required regulatory capital • Lower funding costs • Arbitrage • Asset manager increases fund size and fees • Origination • Issuing securities to CDO as CDO issues liabilities
Structure • Market value CDOs • Enhance returns through trading • Credit quality derives from the ability to liquidate assets and repay debt tranches • Cash flow CDOs • Cash flows from assets pays the interest and principal of tranches
Cash Flow CDOs • Distribution of cash flows: waterfall • Coverage test • Overcollateralization • Interest coverage
Parties • Asset managers • Asset sellers • Investment bankers and structurers • Monoline bond insurers and financial guarantors
Credit Ratings • Collateral diversification • Likelihood of default • Recovery rates
Synthetic CDOs • Does not own assets on which it bears the credit risk • Sells protection via Credit Default Swaps • Buys protection via tranches issued
Valuation models • Gaussian copula model • Default correlation • Dynamic model • Hazard rates with deterministic drift with periodic impulses
CDOs on CDOs • CDOs based on a tranche from a CDO • Example: • CDO^2 based on a tranche (e.g. BBB) of a CDO • CDO^n based on a tranche of a CDO^(n-1) • It gets very complicated very quickly
Current events • Subprime mortgage crisis • Counterparty credit risk • Liquidity issues • Prices drops • ABX index • Rating agencies are blamed for inaccurate credit ratings
Concerns with CRT vehicles • ‘Clean’ risk transfer • Risk of failure of market participants to understand associated risk • Potentially high concentration of risk • Adverse selection