Is it always advantageous to add-on item recommendation service with a contingent free shipping policy in platform retailing?

Chunfa Li, Mingsen Chu, Chi Zhou, Wenqian Xie. Is it always advantageous to add-on item recommendation service with a contingent free shipping policy in platform retailing?. Electronic Commerce Research and Applications, 37, 2019. [doi]

@article{LiCZX19,
  title = {Is it always advantageous to add-on item recommendation service with a contingent free shipping policy in platform retailing?},
  author = {Chunfa Li and Mingsen Chu and Chi Zhou and Wenqian Xie},
  year = {2019},
  doi = {10.1016/j.elerap.2019.100883},
  url = {https://doi.org/10.1016/j.elerap.2019.100883},
  researchr = {https://researchr.org/publication/LiCZX19},
  cites = {0},
  citedby = {0},
  journal = {Electronic Commerce Research and Applications},
  volume = {37},
}