@article{Brady2018,
author = {Brady, D. and Giesselmann, M. and Kohler, U. and Radenacker, A.},
title= {How to measure and proxy permanent income: Evidence from Germany and United States},
year = {2018},
doi = {10.1007/s10888-017-9363-9},
volume = {16},
pages = {321‒345},
}