We use a large-scale personalized field experiment on Wikipedia to examine the effect of motivation on domain experts' contributions to digital public goods. In our baseline condition, 45% of the experts express willingness to contribute. Furthermore, experts are 13% more interested in...

We experimentally explore public good production levels, and the endogenous formation of network structures to facilitate output sharing, among agents with heterogeneous production costs or valuations. Results corroborate the key theoretical insights of Kinateder & Merlino (2017) characterizing...

Using a laboratory experiment, we study the evolution of economic networks in the context of fragmented social identity. We create societies in which members can initiate and delete links to others, and then earn payoffs from a public goods game played within their network. We manipulate whether...