@article{MorathMuenster2017,
  author    = {Florian Morath and Johannes M{\"u}nster},
  title     = {Online shopping and platform design with ex ante registration requirements},
  journal   = {Management Science. Articles in Advance},
  volume    = {74},
  pages     = {1 -- 21},
  doi       = {10.1287/mnsc.2016.2595},
  year      = {2017},
}