@article{467928,
      author = {Welfens, Paul J. J.},
      url = {http://library.usi.edu/record/467928},
      title = {Innovations in macroeconomics/},
      publisher = {Springer,},
      recid = {467928},
      pages = {xvi, 455 p. :},
      address = {Berlin :},
      year = {2008},
}