in Theory ... 28
... And Some Reasons for Managing Risk in Practice
pter 3 Corporate
Governance and Risk Management 41
Setting the Scene: Corporate Governance and Risk Management 43
True Risk Governance 45
Committees and Risk Limits: Overview 46
A Key Traditional Mechanism:
The Special Role of the Audit
Committee of the Board 47
A Key New Mechanism: The Evolving Role of a Risk Advisory Director 47
The Special Role of the Risk
Management Committee
of the Board 48
The Special Role of the
Compensation Committee
of the Board 49
Roles and Responsibilities in Practice 50
Limits and Limit Standards Policies 52
Standards for Monitoring Risk 53
What Is the Role of the Audit Function? 54
Conclusion: Steps to Success 56
ERM Definitions 61
The Benefits of ERM 61
Organizational Effectiveness 62
Risk Reporting 62
Business Performance 62
The Chief Risk Officer 63
Components of ERM 65
Corporate Governance 66
Line Management 66
Portfolio Management 66
Risk Transfer 67
Risk Analytics 67
Data and Technology Resources 67
Stakeholder Management 67
by Banks 71
How Does Risk Management
Add Value? 72
Step One: Determining a
Bank's Risk Appetite 74
Taking Social Costs into Account 76
Governance and Risk Taking 76
The Organization of Risk Management 77
Using VaR to Target Risk 79
The Limits of Risk Measurement 79
Incentives, Culture, and Risk Management 80
Conclusion 82
Chapter 6 Financial
Disasters 85
Disasters Due to Misleading Reporting 86
Chase Manhattan Bank/Drysdale Securities 87
Kidder Peabody 88
Barings Bank 89
Allied Irish Bank (AJB) 90
Union Bank of Switzerland (UBS) 92
Societe Generate 93
Other Cases 95
Disasters Due to Large Market Moves 96
Long-Term Capital
Management (LTCM) 96
Metallgesellschaft (MG) 100
Disasters Due to the Conduct of Customer Business 101
Bankers Trust (BT) 101
JPMorgan, Citigroup, and Enron 102
Other Cases 103
Chapter 7 The Credit Crisis
of 2007 107
The U.S. Housing Market 108
The Relaxation of Lending
Standards 108
The Bubble Bursts 109
Securitization no
Asset-Backed Securities no
ABS CDOs 112
CDOs and ABS COOs in Practice 113
The Crisis 114
What Went Wrong? 114
Regulatory Arbitrage 115
Incentives 115
Lessons from the Crisis 115
Summary 116
Chapter 8 Risk Management Failures 119
Abstract 120
Was the Collapse of Long-Term Capital Management a Risk Management Failure? 120
A Typology of Risk Management Failures 122
Mismeasurement of Known Risks 123
Mismeasurement Due to
Ignored Risks 124
Ignored Known Risks 124
Mistakes in Information Collection 124 Unknown Risks 125
Communication Failures 126
Failures in Monitoring
and Managing Risks 126
Risk Measures and Risk
Management Failures 128
Summary 130
Chapter 9 The Standard
Capital Asset
Pricing Model 133
The Assumptions Underlying the Standard Capital Asset Pricing
Model (CAPM) 134
The CAPM 135
Deriving the CAPM—A Simple Approach 135
Deriving the CAPM—A More Rigorous Approach 139
Prices and the CAPM 140
Conclusion 141
Chapter 10 Applying the CAPM to Performance Measurement 147
Applying the CAPM to Performance
Measurement: Single-index Performance Measurement Indicators 148
The Treynor Measure 148
The Sharpe Measure 148
The Jensen Measure 149
Relationships between the Different Indicators and Use of the Indicators 149
Extensions to the Jensen Measure 151 The Tracking-Error 152
The Information Ratio 152
The Sortino Ratio 153
Recently Developed Risk-Adjusted Return Measures 153
Chapter 11 Arbitrage Pricing
Theory and Multifactor Models of Risk and Return 161
Multifactor Models:
An Overview 162
Factor Models of Security Returns 162
Arbitrage Pricing Theory 164
Arbitrage, Risk Arbitrage,
and Equilibrium 164
Well-Diversified Portfolios 165
Diversification and Residual
Risk in Practice 166
Executing Arbitrage 167
The No-Arbitrage Equation
of the APT 168
The APTS the CAPM, and the index Model 169
The APT and the CAPM 169
The APT and Portfolio Optimization in a Single-Index Market 170
A Multifactor APT 172
The Fama-French (FF)
Three-Factor Model 173
Summary 175
Chapter 12 Information Risk
and Data Quality Simnwy
Management 179
Managing Scorecard Views
186
Organizational Risk, Business Impacts, and Data Quality 180
Business Impacts of Poor Data Quality 180
Information Flaws 181
Examples 181
Employee Fraud and Abuse 181
Underbilling and Revenue
Assurance 182
Credit Risk 182
Insurance Exposure 182
Development Risk 182
Compliance Risk 182
Data Quality Expectations 182
Accuracy 183
Completeness 183
Consistency 183
Reasonableness 183
Currency 183
Uniqueness 183
Other Dimensions of Data Quality 183
Mapping Business Policies
to Data Rules 184
Data Quality Inspection, Control, and Oversight: Operational Data Governance 184
Managing Information Risk via a Data Quality Scorecard 185
Data Quality Issues View 185
Business Process View 185
Business Impact View 185
Chapter 13 Principles for
Effective Risk Data
Aggregation and Risk Reporting 189
Introduction 190
Definition 191
Objectives 191
Scope and initial Considerations 191
I. Overarching Governance
and Infrastructure 193
Principle 1 193
Principle 2 194
II. Risk Data Aggregation
Capabilities 194
Principle 3 195
Principle 4 195
Principle 5 195
Principle 6 196
III. Risk Reporting Practices 196
Principle 7 196
Principle 8 197
Principle 9 198
Principle 10 198
Principle 11 199
IV. Supervisory Review, Tools
and Cooperation 199
Principle 12 199
Principle 13 199
Principle 14 200