Nonparametric instrumental variable (NPIV) estimation is a cutting‐edge methodological framework employed to uncover causal relationships in the presence of endogenous regressors, without imposing ...

For their research, scientists reviewed data from Scotland’s Lothian Birth Cohorts studies to make their findings. The cohorts included a group born in 1921 and one born in 1936. At 11, the subjects ...

When studying the health effects of probiotics and prebiotics, researchers often observe significant variation in responses to these gut-targeting interventions, both between individuals and between ...

In 1925, Edwin Hubble's observation of Cepheid variables in the Andromeda galaxy revolutionized astronomy, proving the ...