@article{3418,
  author       = {{Hehenkamp, Burkhard and Wambach, Achim}},
  journal      = {{Journal of Economic Behavior & Organization}},
  number       = {{3}},
  pages        = {{853----858}},
  title        = {{{Survival at the center—the stability of minimum differentiation}}},
  year         = {{2010}},
}