Research

Publications

Parameter recovery with remotely sensed variables

Jonathan Proctor^R, Tamma Carleton^R, and Sandy Sum^R, conditionally accepted at Journal of the Association of Environmental and Resource Economists, author order randomized (2026)

Impact of Droughts on Served Drinking Water Disparities in California, 2007-2020

Sandy Sum, American Journal of Public Health (September 2024)

Well setbacks limit California’s oil supply with larger health benefits and employment losses than excise and carbon taxes

Policy Brief, Nature Energy, with emLab (June 2023)

Equitable low-carbon transition pathways for California’s oil extraction

Nature Energy, with emLab (May 2023)

Working papers

Trading Water and Work: Labor and Production Shifts under Agricultural Groundwater Markets

Sandy Sum (In prep)

The Unequal Economic Risks of Global Terrestrial Moisture Recycling

Sandy Sum, Simon Fahrländer, Lauren S. Andersen, Richard Damania, Johan Rockström, Ram Fishman, and Tamma Carleton (Under review)

The Valuation of Drinking Water Protection for Infant Health: Evidence from the Arsenic Rule

Sandy Sum and Shan Zhang (Under review)

Selected Works in Progress

Farm Size and Adaptation to Climate Risks (with Olivier Deschênes and Bryan Leonard)

Respiratory Health Impacts of Agricultural Water Scarcity and Redistribution (with Katrina Jessoe)

Policy reports

Enhancing equity while eliminating emissions in California’s supply of transportation fuels

CalEPA report with emLab (2021)

The Economics of Water: Valuing the Hydrological Cycle as a Global Common Good

with the Global Commission on the Economics of Water (2024)