"International Applications of Productivity and Efficiency Analysis" Features a range of techniques utilized in frontier analysis, including extensions of existing techniques and the development of new techniques. Another feature is that most of the contributions use panel data in a variety of approaches. Finally, the range of empirical applications is at least as large as the range of techniques and many of the applications are of some policy relevance. Some of the topics include: measuring technical efficiency in European railways, non-parametric and semi-parametric methods with Boot-strapping, and the relative efficiency of public versus private municipal bus firms.