Dr. Michael KearnsHaase, Mark E2023-05-232023-05-232005-01-012016-07-05https://repository.upenn.edu/handle/20.500.14332/43466A survey of current topics in network economics, a relatively new and growing field of research at the intersection of economics and network theory. Case studies in spam email, Internet routing, and graphical economics are presented as practical applications. A network economic analysis of international trade is also offered. Most of the current literature addresses a highly technical audience. This paper intends to bridge the gap by presenting network economics in language that will be familiar to students of economics.graph theorysocial networkseconomicsnetwork economicstradespamroutingOther EconomicsArticle