We study two-way-fixed-effects regressions (TWFE) with several treatment variables. Under
a parallel trends assumption, we show that the coefficient on each treatment iden-tifies a …

We study two-way-fixed-effects regressions (TWFE) with several treatment variables. Under
a parallel trends assumption, we show that the coefficient on each treatment identifies a …

We study the effect of punitive and priority treatment policies relating to illicit substance use
during pregnancy on the rate of neonatal drug withdrawal syndrome, low birth weight, low …

We studied the effect of state punitive and supportive prenatal substance use policies on
reports of infant maltreatment to child protection agencies. Punitive policies criminalize …

Background Legalization of marijuana is increasingly steadily which supports more
widespread use and a growing perception of less risk of harm, however study of its effects …

Introduction States' approaches to addressing prenatal substance use are widely
heterogeneous, ranging from supportive policies that enhance access to substance use …

Background Nearly 5% of pregnant women in the United States use cannabis. However,
expecting mothers often do not seek counsel from their healthcare providers about prenatal …

Importance Prenatal cannabis use continues to increase, yet studies of the demographic,
psychiatric, and medical characteristics associated with cannabis use in pregnancy are …

Based on the coalition agreement of the governing parties from November 2021, the
German government plans to legalize the consumption of cannabis for recreational …

Charter schools are funded and governed by public agencies but operated by private
organizations under government contracts. As private organizations, charter schools have …