%0 Journal Article %T Should Profit Margins Play a More Decisive Role in Horizontal Merger Control? – A Reply to Valletti and Zenger %A Padilla, Jorge %J Journal of European Competition Law & Practice %V Advance Article %N 6 %P 1-381 %@ 2041-7764 %D 2018-05-22 %I Oxford University Press %~ DeepDyve