Banning sodas from school vending machines, building walking paths and playgrounds, adding supermarkets to food deserts and requiring nutritional labels on restaurant menus: Such changes to the ...

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 ...

In this column, we believe in randomized, double-blinded, placebo-controlled trials. Others may start popping a new supplement because their friend said it made them feel good, strap on the latest ...

A unique vaccine rollout in Wales gave researchers an accidental natural experiment that revealed a striking reduction in dementia among seniors who received the shingles vaccine. The protective ...

Cleo McVicker made soap in Cincinnati. Then came the Great Depression. By 1933, his company reeling, McVicker pitched the Kroger grocery store chain on a new product: a cleanser designed specifically ...

Shift Happens is my favorite bumper sticker. I love the genuineness of natural experiments, when shifts in policy, practice or environment stimulate changes. As a scientist, I’m supposed to value the ...

We explore the effect of (big) shocks on the allocation of (bilateral) aid using natural disasters as natural experiments. We find that aid commitment statistically significantly increases following ...

Tariffs are typically viewed as instruments of trade policy, but they also provide valuable natural experiments for understanding competition and ...