Business-Exchange Sites Raise Questions for Regulators: “To address the concerns – and avoid regulatory run-ins – the companies setting up the exchanges are including antitrust lawyers at almost every stage of the planning, executives say. The lawyer for MetalSite has attended all of the site’s board meetings, and MetalSite executives avoid giving specific data to its board members, who work for the steel companies that own the site, said David B. Bordo, the site’s chief operating officer.”