@article{Pommeret2005,
author = {Pommeret, A.  and Smith, W.T. },
title= {Fertility, volatility and growth},
year = {2005},
doi = {10.1016/j.econlet.2005.01.002},
journal = {Economics Letters },
volume = {87},
number = {3},
pages = {347--353},
}