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    Papandropoulos, Penelope, Nitsche, Rainer, van de Walle de Ghelcke, Bernard, Waelbroeck, Denis, Derenne, Jacques, Louis, Frédéric, Merola, Massimo, Ibáñez Colomo, Pablo  ORCID: 0000-0001-7019-0645, De Beys, Julien and Bousin, Julie 
  
(2007)
Selectivity, economic advantage, distortion of competition and effect on trade.
    
      In: Merola, Massimo and Derenne, Jacques, (eds.)
      Economic Analysis of State Aid Rules: Contributions and Limits.
    
    Lexxion, Berlin, Germany, pp. 119-155.
     ISBN 9783939804345
ORCID: 0000-0001-7019-0645, De Beys, Julien and Bousin, Julie 
  
(2007)
Selectivity, economic advantage, distortion of competition and effect on trade.
    
      In: Merola, Massimo and Derenne, Jacques, (eds.)
      Economic Analysis of State Aid Rules: Contributions and Limits.
    
    Lexxion, Berlin, Germany, pp. 119-155.
     ISBN 9783939804345