How do decentralized systems collectively solve problems? Here we explore the interplay among three canonical forms of collective organization - markets, networks, and hierarchies - in aggregating decentralized problem solving. We examine these constructs in the context of how the offices of...

Social capital is currently one of social structure‘s most prominent and debated manifestations. However, we have a limited understanding of how social ties as the basis of social capital form in the first place. From one perspective social capital is viewed as: "investment in social relations...

We examine the social antecedents for contributing to campaigns, with a particular focus on the role of population density. Using 10 years of US campaign contribution data from the Federal Election Commission (FEC), we find that the idea of contributing to a campaign is easier to spread in a...