@article{Black2002,
author = {Black, D. and Gates, G.J. and Sanders, S. and Taylor, L.},
title= {Why do gay men live in San Francisco?},
year = {2002},
doi = {10.1006/juec.2001.2237},
journal = {Journal of Urban Economics},
volume = {51},
number = {1},
pages = {54--76},
}