@article{Wei1999,
author = {Wei, X. and Tsang, M.C. and Xu, W. and Chen, L.},
title= {Education and earnings in rural China},
year = {1999},
doi = {10.1080/09645299900000014},
journal = {Education Economics },
volume = {7},
number = {2},
pages = {167--187},
}