@article{MarcusSiedlerZiebarth2022,
  author    = {Jan Marcus and Thomas Siedler and Nicolas R. Ziebarth},
  title     = {The long-run effects of sports club vouchers for primary school children},
  journal   = {American economic journal: economic policy},
  volume    = {14},
  number    = {3},
  pages     = {128 -- 165},
  doi       = {10.1257/pol.20200431},
  year      = {2022},
}