Consumer-surplus-enhancing collusion and trade [documento eletrónico] / George Deltas, Alberto Salvo, Helder Vasconcelos
Endogenous mergers and collusion in asymmetric market structures [documento eletrónico] / Mattias Ganslandt, Lars Persson, Helder Vasconcelos
Inter-firm bundling and vertical product differentiation [documento eletrónico] / Duarte Brito, Helder Vasconcelos
Sustaining collusion in growing markets [documento eletrónico] / Helder Vasconvelos