the economics world has the structure it does. The second part of the paper develops a simple theoretical model of co-authorship … 1970's the world of economics was a collection of islands. Two decades later, in the 1990's the world of economics was much … individuals on the largest island had fallen significantly. Thus we believe that economics is an emerging small world …

believe that economics is an emerging small world. What is it about the network structure that makes the world small? An … 1970's the world of economics was a collection of islands, with the largest island having about 15% of the population. Two … decades later, in the 1990's, the world of economics was much more integrated, with the largest island covering close to half …

, leading us to conclude that economics is an emerging small world. A crucial stable feature of the network over this period is … themselves). The world of economics is thus a collection of inter-linked stars. We also find that a growth in the average number … time? We examine interaction among economists by looking at the evolution of co-authorship relations over a thirty …

believe that economics is an emerging small world. What is it about the network structure that makes the world small? An … 1970's the world of economics was a collection of islands, with the largest island having about 15% of the population. Two … decades later, in the 1990's, the world of economics was much more integrated, with the largest island covering close to half …

, leading us to conclude that economics is an emerging small world. A crucial stable feature of the network over this period is … themselves). The world of economics is thus a collection of inter-linked stars. We also find that a growth in the average number … time? We examine interaction among economists by looking at the evolution of co-authorship relations over a thirty year …

believe that economics is an emerging small world. What is it about the network structure that makes the world small? An … 1970's the world of economics was a collection of islands, with the largest island having about 15% of the population. Two … decades later, in the 1990's, the world of economics was much more integrated, with the largest island covering close to half …

understanding the short average distances is the observation that economics is spanned by a collection of interlinked stars. A star …