Antitrust Economics on Trial: A Dialogue on the New Laissez-FaireIs it the central purpose of American antitrust policy to encourage decentralization of economic power? Or is it to promote consumer welfare? Is there a painful trade off between market dominance and economic efficiency? What is the proper role of government in this area? In recent years the public policy debate on these core questions has been marked by a cacophony of divergent opinions theorists against empiricists, apostles of the new learning