This paper deals with the effects of the geographic concentration of economic activity on productivity through agglomeration economies in the U.S. economy. Our empirical study extends the literature on agglomeration economies in two directions. First we measure and compare the effects on...

Among the benefits that technology can provide is greater connectivity among economic agents. Commerce now occurs across great geographic distances at nominal transaction costs. Technology, therefore, seems to have the potential to unshackle economic agents from their suppliers and customers,...

Among the benefits that technology can provide is greater connectivity among economic agents. Commerce now occurs across great geographic distances at nominal transaction costs. Technology, therefore, seems to have the potential to unshackle economic agents from their suppliers and customers,...

This paper deals with the effects of the geographic concentration of economic activity on productivity through agglomeration economies. We split economic activity into information technology (IT)-related activity and all other activities. The main contribution of this paper is to measure and...