The full text downloaded to your computer With eBooks you can: search for key concepts, words and phrases make highlights and notes as you study share your notes with friends eBooks are downloaded to your computer and accessible either offline through the Bookshelf (available as a free download), available online and also via the iPad and Android apps. Upon purchase, you'll gain instant access to this eBook. Time limit The eBooks products do not have an expiry date. You will continue to access your digital ebook products whilst you have your Bookshelf installed. For courses in Graduate Strategic Management. Gaining and Sustaining Competitive Advantage provides students and practitioners with research in a way that helps them see how the concepts can be applied to the real business world. Barney explores the impact of the recent global business changes in relation to the competitive context of firms and their ability to generate and sustain competitive advantages.