@article{Nau2012,
author = {Nau, Claudia and Firebaugh, Glenn},
title= {A New Method for Determining Why Length of Life is More Unequal in Some Populations Than in Others},
year = {2012},
doi = {10.1007/s13524-012-0133-9},
journal = {Demography},
volume = {49},
number = {4},
pages = {1207--1230},
}