pubsonline.informs.org/doi/full/10....
pubsonline.informs.org/doi/full/10....
pubsonline.informs.org/doi/abs/10.1...
pubsonline.informs.org/doi/abs/10.1...
pubsonline.informs.org/doi/10.1287/...
pubsonline.informs.org/doi/10.1287/...
pubsonline.informs.org/doi/10.1287/...
pubsonline.informs.org/doi/10.1287/...