Utilizing a unique data set, Zoltan Acs and David Audretsch provide a rich empirical analysis of the increased importance of small firms in generating technological innovations and their growing contribution to the U.S. economy. They identify the contributions made by both small and large firms...

Marshall's student Pigou noted: “It’s all in Marshall.” From a static point of view, this seems rather bold in a constantly changing world. However, this statement becomes more plausible in a dynamic context, where principles are subject to change. Indeed, over time, Marshall's concept of...

It once took two decades to replace one-third of the Fortune 500; now a subset of new firms are challenging and displacing this elite group at a breathtaking rate, while armies of startups come and go within just a few years. Most new jobs are, in fact, coming from small firms, reversing the trend...