Alcohol-related road fatalities can be reduced through alcohol policy measures such as increase in alcohol price, minimum purchase age laws and reduction in outlet density, with the support of mass media campaigns. This research indicates that an increase in alcohol price is associated with a reduction in alcohol consumption and alcohol-related harm.
Anderson P, Chisholm D, Fuhr DC. Effectiveness and cost-effectiveness of policies and programmes to reduce the harm caused by alcohol. The Lancet. 2009 Jun 27;373(9682):2234–46. Access from; https://www.ncbi.nlm.nih.gov/pubmed/19560605