Which types of networks favor the diffusion of innovations in the sense that an innovation whose intrinsic benefits are greater than those of an established choice will be able to replace the latter when it is initially used only by a small fraction of a large population? For deterministic and...

The vast majority of firms in Europe are micro firms. Still, we know little about their financing patterns. Our paper aims to close this gap. Based on a large European firm-level data set, we find that micro firms differ in their financing patterns from small and medium-sized companies. Our...

We investigate the role of manipulation in a model of opinion formation. Agents repeatedly communicate with their neighbors in the social network, can exert effort to manipulate the trust of others, and update their opinions about some common issue by taking weighted averages of neighbors'...