“…3 For reviews of the broader literature, see Shope (2006), Williams (2017) and O'Neill (2020. 4 Economics studies have examined drunk-driving laws (Evans, Neville and Graham, 1991;Ruhm, 1996;Carpenter, 2004;Hansen, 2015); minimum legal drinking ages (Dee and Evans, 2001;Carpenter and Dobkin, 2009;Lovenheim and Slemrod, 2010;Lindo, Siminski and Yerokhin, 2016); seatbelt regulations (Peltzman, 1975;Dee and Evans, 2001;Cohen and Einav, 2003;Carpenter and Stehr, 2008); child safety seats (Levitt, 2008;Jones and Ziebarth, 2016;Anderson and Sandholt, 2019); speed limits (Dee and Sela, 2003;Ashenfelter and Greenstone, above, we show a targeted driving intervention can have sizable impacts. Second, safer driving behavior in our setting persists for two years after treatment, much longer than has been found in the literature.…”