@article{ref1,
title="Nondiscretionary concealed weapons law: a case study of statistics, standards of proof, and public policy",
journal="American law and economics review",
year="1999",
author="Donohue, John J. and Ayres, I.",
volume="1",
number="1",
pages="436-470",
abstract="<p>[Abstract unavailable]</p>",
language="en",
issn="1465-7252",
doi="10.1093/aler/1.1.436",
url="http://dx.doi.org/10.1093/aler/1.1.436"
}