OPED: Europe is distracted by endless firewall talk

By Robert Zoellick   *As published in the Financial Times online on April 16, 2012   Policy makers under pressure can get preoccupied with the fixation of the moment. For the eurozone, that idée fixe has been “the firewall”. How big is big enough? Who contributes and how?   Now that the eurozone finance ministers have exhausted themselves with a multilayered package