The value chain. Five forces. Industry structure. Differentiation. Relative cost. If you want to understand how companies achieve and sustain competitive success, Michael Porter’s frameworks are the foundation. But while everyone in business may know Porter’s name, many managers misunderstand and misuse his concepts.Understanding Michael Porter sets the record straight, providing the first concise, accessible summary of Porter’s revolutionary thinking. Written with Porter’s full cooperation by Joan Magretta, his former editor at Harvard Business Review, this new book delivers fresh, clear examples to illustrate and update Porter’s ideas.Magretta uses her wide business experience to translate Porter’s powerful insights into practice and to correct the most common misconceptions about them—for instance, that competition is about being unique, not being the best; that it is a contest over profits, not a battle between rivals; that strategy is about choosing to make some customers unhappy, not being all things to all customers.An added feature is an original Q&A with Porter himself, which includes answers to managers’ FAQs.Eminently readable, this book will enable every manager in your organization to grasp Porter’s ideas—and swiftly deploy them to drive your company’s success.

    Johnson tell the definitive story of what has changed, what it means for businesses today, and how managers, entrepreneurs, and business owners can adapt and thrive in this new era.What do Google, Snapchat, Tinder, Amazon, and Uber have in common, besides soaring market share? They're platforms - a new business model that has quietly become the only game in town, creating vast fortunes for its founders while dominating everyone's daily life. A platform, by definition, creates value by facilitating an exchange between two or more interdependent groups. So, rather that making things, they simply connect people.The Internet today is awash in platforms - Facebook is responsible for nearly 25 percent of total Web visits, and the Google platform crash in 2013 took about 40 percent of Internet traffic with it. Representing the ten most trafficked sites in the U.S., platforms are also prominent over the globe; in China, they hold the top eight spots in web traffic rankings.The advent of mobile computing and its ubiquitous connectivity have forever altered how we interact with each other, melding the digital and physical worlds and blurring distinctions between "offline" and "online." These platform giants are expanding their influence from the digital world to the whole economy. Yet, few people truly grasp the radical structural shifts of the last ten years.