Journal of Epidemiology and Community Health (JECH)

Guide to recent advances in difference-in-differences methodology for population health studies

Background Difference-in-differences is a method commonly used in population health research. It is based on assumptions that ...
BMJ Global Health

Untargeted and targeted fortified balanced energy-protein (BEP) dietary supplementation during pregnancy and birth outcomes: a cluster-randomised effect…

Antenatal balanced energy-protein (BEP) dietary supplementation is a WHO recommendation in undernourished settings, but ...
Mother Jones

It’s the Inequality, Stupid

Want more charts like these? See our charts on the secrets of the jobless recovery, the richest 1 percent of Americans, and how the superwealthy beat the IRS. How Rich Are the Superrich? A huge share ...
Investopedia

Understanding Common Types of Bias in Investing

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...