@article{404128,
      note = {"Papers ... presented at conferences held at the Center  for Economic Performance (CEP) of the London School of  Economics and at the NBER"--Pref.},
      author = {Freeman, Richard B. and Katz, Lawrence F.},
      url = {http://library.usi.edu/record/404128},
      title = {Differences and changes in wage structures/},
      publisher = {University of Chicago Press,},
      recid = {404128},
      pages = {ix, 461 p. :},
      address = {Chicago :},
      year = {1995},
}