Antitrust Economics on Trial

Is it the central purpose of American antitrust policy to encourage decentralization of economic power? Or is it to promote "e;consumer welfare"e;? Is there a painful trade-off between market dominance and economic "e;efficiency"e;? 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 opinio...