In many low-income countries, local public goods are provided by non-governmental organizations and local communities, rather than by government. In rural Tanzania, more than 500 organizations install different technologies of water pumps which local communities are then responsible for...

This paper analyzes the choice between quality improvements and copyright litigation by a proprietary seller who faces a competitive threat from a content-sharing platform. The platform operates like a "public good" with contributors who share content and free-riders who only consume content...

The ecological literature suggests that biodiversity reduces the variance of ecosystem services. Thus, conservative biodiversity management has an insurance value to risk-averse users of ecosystem services. We analyze a conceptual ecological-economic model in which such management measures...