@article{McDonald2001,
author = {McDonald, P. and Kippen, R.},
title= {Labor Supply Prospects in 16 Developed Countries, 2000 to 2050},
year = {2001},
doi = {10.1111/j.1728-4457.2001.00001.x},
journal = {Population and Development Review },
volume = {27},
number = {1},
pages = {1--32},
}