@unpublished{Banks2007,
author = {James Banks and Carl Emmerson and Gemma Tetlow},
title = {Better prepared for retirement? Using panel data to improve wealth estimates of ELSA respondents},
year = {2007},
month = {Aug},
doi = {10.1920/wp.ifs.2007.0712},
issn = {1742-0415},
url = {http://www.ifs.org.uk/wps/wp0712.pdf},
}