Consumer-surplus-enhancing collusion and trade [documento eletrónico] / George Deltas, Alberto Salvo, Helder Vasconcelos
Duopoly competition with competitor partial ownership [documento eletrónico] / Duarte Brito, Luís Cabral, Helder Vasconcelos
Merger remedies in the European Union [documento eletrónico] : an overview / Massimo Motta, Michele Polo and Helder Vasconcelos