Recent enthusiasm for field experiments, and especially for natural field experiments (NFEs), in which subjects go about their daily activities unaware that any study is taking place, has sometimes ...

Regarding David Henderson’s op-ed “ ‘Natural Experiments’ Lead to an Economics Nobel” (Oct. 12): Natural experiments require circumstances in which political events, geopolitical boundaries and so ...

Three U.S.-based economists are sharing this year's Nobel memorial prize for their work on "natural experiments" which get around the need for controlled experiments. During the pandemic, we've heard ...

The Nobel Memorial Prize in Economic Sciences was awarded Monday to David Card of the University of California, Berkeley, Joshua Angrist of the Massachusetts Institute of Technology and Guido Imbens ...

University of California, Berkeley, professor David Card was awarded one half of the 2021 Nobel Memorial Prize in Economic Sciences "for his empirical contributions to labor economics," while ...

Ecology—the study of the relationships between living organisms and their environment—shapes our understanding of the effects of human activities on natural communities. Encompassing fully-controlled ...

A natural experiment is an empirical study in which individuals (or clusters of individuals) are exposed to the experimental and control conditions that are determined by nature or by other factors ...

Researchers use both experiments and observations to study the impacts of climate change on ecosystems, but results from these contrasting approaches have not been systematically compared for droughts ...