@article{ Zhao15,
  author = {K. Zhao and X. Zhao and J. Deng},
  title = {Online Price Dispersion Revisited: How Do Transaction Prices Differ
from Listing Prices?},
  journal = {Journal of Management Information Systems},
  volume = {32},
  number = {1},
  pages = {261-290},
  month = {summer},
  year = {2015}, 
  doi = {10.1080/07421222.2015.1029397}
 }