The Evaluation and Optimization of Trading Strategies
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The Evaluation and Optimization of Trading Strategies: (Wiley Trading)

The Evaluation and Optimization of Trading Strategies: (Wiley Trading)


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About the Book

A newly expanded and updated edition of the trading classic, Design, Testing, and Optimization of Trading Systems Trading systems expert Robert Pardo is back, and in The Evaluation and Optimization of Trading Strategies, a thoroughly revised and updated edition of his classic text Design, Testing, and Optimization of Trading Systems, he reveals how he has perfected the programming and testing of trading systems using a successful battery of his own time-proven techniques. With this book, Pardo delivers important information to readers, from the design of workable trading strategies to measuring issues like profit and risk. Written in a straightforward and accessible style, this detailed guide presents traders with a way to develop and verify their trading strategy no matter what form they are currently using–stochastics, moving averages, chart patterns, RSI, or breakout methods. Whether a trader is seeking to enhance their profit or just getting started in testing, The Evaluation and Optimization of Trading Strategies offers practical instruction and expert advice on the development, evaluation, and application of winning mechanical trading systems.

Table of Contents:
Foreword xv Preface xvii Acknowledgments xxix Introduction 1 Chapter 1 On Trading Strategies 5 Why This Book Was Written 7 Who Will Benefit from This Book? 8 The Goals of This Book 10 The Lay of the Land 10 Chapter 2 The Systematic Trading Edge 17 Discretionary Trading 18 Raising the Bar 19 Verification 22 Quantification 24 Risk and Reward 24 The Performance Profile 26 Objectivity 27 Consistency 29 Extensibility 32 The Benefits of the Historical Simulation 33 Positive Expectancy 34 The Likelihood of Future Profit 34 The Performance Profile 35 Proper Capitalization 35 A Measure of Real-Time Trading Performance 36 The Benefits of Optimization 37 The Benefits of the Walk-Forward Analysis 38 The Advantages of a Thorough Understanding 39 Confidence 40 Strategy Refinement 41 Chapter 3 The Trading Strategy Development Process 43 Two Philosophical Approaches to Strategy Development 44 The Scientific Approach 44 The Path of Empirical Development 45 An Overview of the Trading Strategy Design Process 47 Step 1: Formulate the Trading Strategy 49 Step 2: Translate the Rules into a Definitive Form 49 Step 3: Preliminary Testing 50 Step 4: Optimize the Trading Strategy 51 Step 5: The Walk-Forward Analysis 52 Step 6: Trade the System 53 Step 7: Evaluate Real-Time Performance 54 Step 8: Improving the System 55 Chapter 4 The Strategy Development Platform 57 The Scripting Language 58 Diagnostics 59 Reporting 62 Optimization 68 The Objective Function 68 Speed 68 Automation 69 Walk-Forward Analysis 69 Portfolio Analysis 70 In Conclusion 71 Chapter 5 The Elements of Strategy Design 73 The Three Principal Components of a Strategy 74 Entry and Exit 74 Risk Management 74 Position Sizing 75 An Overview of a Typical Trading Strategy 75 A Trade Equals an Entry and an Exit 76 Entry Filters 78 The Management of Risk 79 Trade Risk 80 Strategy Risk 82 Portfolio Risk 84 The Management of Profit 85 The Trailing Stop 85 The Impact of Overnight Change on the Trailing Stop 87 Profit Targets 87 The Impact of Overnight Change on Target Orders 88 Position Sizing 89 Advanced Strategies 91 Summary 92 Chapter 6 The Historical Simulation 93 The Essential Reports 94 The Performance Summary 94 The Trade List 94 The Equity Curve 107 Performance by Period 108 The Importance of Accuracy 109 Software Limitations 109 Rounding Issues 109 Phantom Trades 111 Price Orders 112 Realistic Assumptions 113 Price and Trade Slippage 113 Opening Gap Slippage 115 Opening and Closing Range Slippage 116 Slippage Due to Size 117 The Significance of Slippage 117 Limit Moves 118 Major Events and Dates 118 Historical Data 120 Stock Prices 120 Cash Markets 120 Futures Markets 121 The Continuous Contract 124 The Perpetual Contract 124 Adjusted Continuous Contracts 125 The Size of the Test Window 126 Statistical Requirements 127 Sample Size and Statistical Error 127 How Many Trades? 129 Stability 129 Degrees of Freedom 130 Frequency of Trading 131 Types of Markets 132 The Bull Market 132 The Bear Market 134 The Cyclic Market 135 The Congested Market 137 Efficient Markets 137 The Life Cycle of a Trading Strategy 140 Window Size and Model Life 141 Chapter 7 Formulation and Specification 145 Formulate the Trading Strategy 145 Specification—Translate the Idea into a Testable Strategy 147 Make a Vague Idea Precise 150 Chapter 8 Preliminary Testing 157 Verification of Calculations and Trades 158 Calculations 159 Trading Rules 159 In Summary 164 Theoretical Expectations 164 Preliminary Profitability 166 The Multimarket and Multiperiod Test 169 Selecting the Basket 169 Determining the Length of the Test Period 171 Segmenting the Data 171 The Test 172 The Results of the Test 177 Chapter 9 Search and Judgment 179 Search Methods 180 The Grid Search 181 The Prioritized Step Search 185 Hill Climbing Search Algorithms 188 Multipoint Hill Climbing Search 189 Advanced Search Methods 191 Simulated Annealing 193 Genetic Algorithms 195 Particle Swarm Optimization 197 General Problems with Search Methods 198 The Objective Function 201 A Review of a Variety of Evaluation Methods 203 Multiple Evaluation Types 208 Chapter 10 Optimization 211 Optimization Contra Overfitting 213 A Simple Optimization 214 The Optimization Framework 216 The Parameters 216 The Scan Range 218 The Historical Sample 220 The Objective Function 222 The Optimization Evaluation 222 A Multimarket and Multiperiod Optimization 223 The Evaluation of the Optimization 225 The Robust Trading Strategy 225 The Robust Optimization 227 The Statistically Significant Optimization Profile 227 The Distribution of the Optimization Profile 229 The Shape of the Optimization Profile 231 How Does the Strategy Respond to Optimization? 235 Does the Strategy Deserve Further Development? 236 Chapter 11 Walk-Forward Analysis 237 Is the Trading Strategy Robust? 238 Robustness and Walk-Forward Efficiency 238 The Cure for Overfitting 239 A More Reliable Measure of Risk and Return 241 Assessing the Impact of Market Changes 241 The Best Parameter Set for Trading 242 The Theory of Relevant Data 243 Peak Performance 243 Statistical Rigor 244 Shifting Markets 245 The Varieties of Market Conditions 245 The Walk-Forward 247 The Role of the Walk-Forward 247 Setting up a Walk-Forward 248 An Example of a Walk-Forward Test 250 The Walk-Forward Analysis 251 The Purpose of the Walk-Forward Analysis 252 An Example of a Walk-Forward Analysis 255 Is the Strategy Robust? 256 What Rate of Profit Should We Expect? 260 What Is the Risk? 261 Walk-Forward Analysis and the Portfolio 261 Chapter 12 The Evaluation of Performance 263 The Trading Strategy as an Investment 263 The Dimension of Risk 264 Compare the Strategy to the Alternatives 264 Maximum Drawdown and Trading Risk 265 Maximum Drawdown in Context 267 Maximum Drawdown and the Trader 268 Maximum Run-up and the Trader 269 Trading Capital and Risk 270 Risk Adjusted Return 272 Reward to Risk Ratio 273 Model Efficiency 273 Consistency 276 Patterns of Profit and Loss 277 Chapter 13 The Many Faces of Overfitting 281 What Is Overfitting? 282 The Abuse of Hindsight 284 The Case of the Overfit Forecasting Model 286 The Case of the Overfit Trading Model 289 The Symptoms of an Overfit Trading Model 290 The Causes of Overfitting 291 Degrees of Freedom 292 Measuring Degrees of Freedom 292 Degrees of Freedom, Sample Size and Startup Overhead 293 Trade Sample Size 295 Optimization Error 1—Overparameterization 296 Optimization Error 2—Overscanning 297 The Big Fish in a Small Pond Syndrome 298 The Walk-Forward Test 298 Chapter 14 Trading the Strategy 301 The Mental Aspects of Trading 302 Return on Investment 303 Poor Strategy 303 Market Contraction 303 Unseen Market Conditions 304 Superior Alternatives 305 Maximum Risk 305 Real-time and Evaluation Performance 308 Comparing the Evaluation and Trade Profile 310 Understanding the Test Profile 311 Performance Quirks 313 The Windfall Profit 315 The Losing Run 316 Flat Production 316 In Conclusion 317 Notes 319 Index 323

About the Author :
Robert Pardo is a recognized expert in the design and testing of trading strategies and computerized trading applications, and a long-standing professional money manager. He is founder and President of Pardo Capital Limited, a professional money management firm; Pardo Group Limited, a consulting firm; and Pardo Analytics Limited, a proprietary market analysis services firm. Since 1983, Pardo has continuously updated his software as well as designed, programmed, and documented versions of various commercial trading applications. He has worked as a consultant with world-class trading firms such as Goldman Sachs, Transworld Oil, and Daiwa Securities, and created the XT99 trading platform as a joint venture and ongoing strategic alliance between Pardo Capital Limited and Dunn Capital Management. Contact Robert at rep@pardocapital.com, or go to his Web site at http//www.pardocapital.com.

Review :
"... an essential read." (The Technical Analyst, August 2008)


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Product Details
  • ISBN-13: 9780470128015
  • Publisher: John Wiley & Sons Inc
  • Publisher Imprint: John Wiley & Sons Inc
  • Height: 231 mm
  • No of Pages: 368
  • Returnable: N
  • Spine Width: 31 mm
  • Width: 162 mm
  • ISBN-10: 0470128011
  • Publisher Date: 11 Mar 2008
  • Binding: Hardback
  • Language: English
  • Returnable: N
  • Series Title: Wiley Trading
  • Weight: 558 gr


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