From the reviews: ""The book introduces new applications of economic models to describe the enlarged playing fields of gas storage operators in the competitive market. … The book is a collection of four articles by different authors and each targets a specific sub-task in the competitive market … . This book is definitely an important step in analyzing the complex task of storages in the gas market … . suggested to readers that are interested in the more technical background and theory of modelling the natural gas market."" (Bastian Schwark, Competition and Regulation in Network Industries, Vol. 10 (4), 2009)