How does economic inequality relate to prosocial behaviour? Existing theories and
empirical studies from multiple disciplines have produced mixed results. Here we conduct a …

A large literature examines the interaction of private and public funding of charities, much of
it testing if public funding crowds out private funding. In this article, the author looks for two …

We present results from an experiment with multiple public goods, where each good
produces benefits only if total contributions to it reach a minimum threshold. The presence of …

We use “real donation” laboratory experiments to compare independent fundraising, where
donation requests from different charities arrive sequentially to potential donors, with …

We uniquely study the private provision of price excludable public goods in a duopoly.
Simultaneous price competition generates only a mixed strategy equilibrium. Price …

We consider a class of dynamic collective action problems in which either a single principal
or two competing principals vie for the support of members of a group. We focus on the …

We present results from an experiment with multiple public goods, where each good
produces benefits only if total contributions to it reach a minimum threshold. The experiment …

We study civic crowdfunding campaigns, which leverage online platforms to raise funds for
local public goods. We investigate``crowding-out''along two dimensions. We test whether an …

I explain why many charities, especially religious ones, spend significantly to improve poor
community members' living standards. Conventional theoretical philanthropy models with …

The Affordable Care Act (ACA) and co-occurring state health reform initiatives are fueling a
new wave of deliberation and experimentation with population health strategies (IOM …