California doesn't have a water scarcity problem. It has a distribution problem, according to Nícola Ulibarrí, whose new research is reshaping how policymakers think about one of the state's most ...

Economics is the study of how we use our limited resources (time, money, etc.) to achieve our goals. This definition refers to physical scarcity. In a recent book titled Scarcity, Mullainathan & Eldar ...