We investigate contributions to the provision of public goods on a network when efficient provision requires the … formation of a star network. We provide a theoretical analysis and study behavior in a controlled laboratory experiment. In a 2x …

We present a multi-country theory of economic growth in which countries are connected by a network of mutual knowledge … industrial revolution. Knowledge diffusion through a Small World network produces an extraordinary diversity of individual growth …

This discussion paper resulted in a publication in the 'Review of Network Economics' (forthcoming).<P> Agents involved … in the formation of a social or economic network typically face uncertainty about the benefits of creating a link …. However, the interplay of such uncertainty and risk attitudes has been neglected in the network formation literature. We …

that the individual's incentives depend on the architecture of the network as well as on the position of the individual … within the network. In particular, when an efficient interaction requires players to mutually cooperate, efficient social …

Many networks such as the Internet have been found to possess scale-free and small-world network properties reflected …-organizing processes and more specifically, preferential attachment. New nodes in a network tend to attach themselves to other vertices …, the diameter of the network is small in comparison to other network structures, and movement through the network is …

overall network topology, which characterizes migration flows. Although gravity models focus on spatial interaction - in this … network. In the present paper, we will employ network analysis to address such systemic research questions, in particular: How … between specific countries, and if so, do such patterns change over time? Going a step further than exploratory network …