With a growing importance the area of financial statistics, this book  provides an accessible treatment of the principles of robust statistical procedures and their use in statistical and econometric analyses, together with economic and financial applications. The emphasis throughout is on practical use through algorithmic implementation, and includes discussion of software available for robust statistics including S-Plus and MATLAB.  Theoretical and computer-based exercises are included, illustrating the theory with worked examples in the second section of the book, enabling use on short courses, conference workshops, etc. It too is supported by a Website featuring data sets and programs which enhances its accessibility.