During the first four months of 2021, the United States distributed approximately 250 million doses of COVID-19 vaccinations, which resulted in the complete vaccination of nearly 45 percent of the adult population. In the midst of this mass vaccination effort, Texas became the first state to...

Over the past decade, rising youth use of e-cigarettes and other electronic nicotine delivery systems (ENDS) has contributed to aggressive regulation by state and local governments. Between 2010 and mid-2019, ten states and two large counties adopted ENDS taxes. We use two large national surveys...

Despite nearly 70 percent of the American public supporting legalization of recreational marijuana, opponents argue that increased marijuana use may diminish motivation, impede cognitive function, and harm health, each of which could adversely affect adults' economic wellbeing. This study is the...

Teenage drinking is a top public health concern, generating social costs of over $28 billion per year, including substantial external costs associated with alcohol-related traffic fatalities. At the same time, the high rate of electronic cigarette ("e-cigarette") use among teenagers has become a...

Public health advocates warn that the rapid growth of legal markets for electronic nicotine delivery systems (ENDS) may generate a "gateway" to marijuana and harder drug consumption, particularly among teenagers. This study is the first to explore the effects of ENDS taxes on substance use. We...