@article{Bertrand2001,
author = {Bertrand, M. and Mullainathan, S.},
title= {Do people mean what they say? Implications for subjective Survey data},
year = {2001},
URL = {http://www.jstor.org/stable/2677735 },
journal = {The American Economic Review},
volume = {91},
number = {2},
pages = {67--72},
}