@article{ref1,
title="Choices, values, and frames",
journal="American psychologist, The",
year="1984",
author="Kahneman, Daniel and Tversky, A.",
volume="39",
number="4",
pages="341-350",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0003-066X",
doi="10.1037//0003-066X.39.4.341",
url="http://dx.doi.org/10.1037//0003-066X.39.4.341"
}