The Acid Rain Program (ARP) cut sulfur dioxide (SO2) emissions from power plants in the United States, with considerable benefits. We show this also reduced ambient sulfate levels, which lowered agriculture productivity through decreased soil sulfur. Using plant-level SO2 emissions and an...

Abstract: This study examines whether the decision of crop diversification for perennial crops is based on underlying risk attitudes and time preferences. We conducted incentivised field experiments on Sumatra Island, Indonesia, involving farmers who cultivate rubber and farmers who cultivated...