Microgiving, a new form of digital fundraising, operates by soliciting minuscule, recurring donations from large numbers of potential donors. We evaluate a charity subscription program operated by Alibaba, China's largest retail platform, which allows sellers to pledge a tiny portion of a...

Forests accompany the cities we build. There are an estimated 5.5 billion urban trees in the United States. Globally, about 25 percent of urban land is covered by tree canopy. This study examines urban forests as a policy tool for air pollution mitigation. We study an afforestation program in...

China's high household savings rate has attracted great academic interest but remains a puzzle. Potential explanations include demographic, policy, and financial causes. Yet a lack of reliable microlevel data on household finances makes it difficult to assess the relative importance of each...

Governments are important financiers of private sector innovation. While these public funds can ease capital constraints and information asymmetries, they can also introduce political distortions. We empirically explore these issues for China, where a quarter of firms' R&D expenditures come from...