@article{13575,
      note = {This article was downloaded and printed from the RePEc  online archive (Research Papers in Economics). It was  written/published as no. 422 in Quaderni by the Universita  degli Studi di Siena, Dipartimento di Economia Politica,  March 2004.},
      author = {Luini, Luigi, and Mangani, Andre.},
      url = {http://tind.wipo.int/record/13575},
      title = {Trademarks, product variety and economic activity in Italy  and Europe /},
      recid = {13575},
      pages = {26 pages ;},
}