@article{cunha2007technology,
  author    = {Cunha, Flavio and Heckman, James J.},
  title     = {The Technology of Skill Formation},
  journal   = {American Economic Review},
  year      = {2007},
  volume    = {97},
  number    = {2},
  pages     = {31--47},
  doi       = {10.1257/aer.97.2.31},
  category  = {pub},
  topics    = {early, meas},
  selected  = {yes}
}