We study spatially differentiated competition between charities by partnering with two foodbanks in two neighboring … cities to conduct a field experiment with roughly 350 donation appeals. We induce spatial differentiation by varying the … spatially differentiated competition is characterized by sorting, crowding-in, and an absence of spillovers: Donors sort …

design and test a provision mechanism which utilizes rank competition to mitigate free-riding in impure public goods. In our … receive restricted access (a lower share). In a laboratory experiment Rank-Order-VCM elicits median contributions equal to the … ranks, the contributions are significantly lower and decline over time. We thus provide evidence of rank competition, in …