The first major insurance expansion of the Affordable Care Act – a provision requiring insurers to allow dependents to remain on parents’ health insurance until turning 26 – took effect in September 2010. We estimate this mandate's impacts on numerous outcomes related to health care...

Previous studies estimate the average effect of cigarette price on body mass index (BMI), with recent research showing that their different methodologies all point to a negative effect after several years. This literature, however, ignores the possibility that the effect could vary throughout...