@article{Tao2013,
author = {Tao, H.L.},
title= {Informational ambiguity and survey bias: Husbands’ and wives’ reports on their contribution to their families},
year = {2013},
doi = {10.1007/s11205-012-0029-5},
volume = {111},
number = {3},
pages = {713--724},
}