How do Zero Tolerance Drunk Driving Laws work?

  title={How do Zero Tolerance Drunk Driving Laws work?},
  author={Christopher R Carpenter},
  journal={Journal of health economics},
  volume={23 1},
This paper provides the first comprehensive analysis of the effects of "Zero Tolerance" (ZT) Drunk Driving Laws--which set very low legal blood alcohol limits for individuals under age 21--on self-reported alcohol use and drunk driving using data from the 1984 to 2001 Behavioral Risk Factor Surveillance System (BRFSS). I estimate two-way fixed effects models of alcohol-related behaviors of 18-20-year-olds that can condition on unobserved differences across states that may be correlated with… CONTINUE READING
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