Development: In an interview published on 23 August, Roberto Setubal, the president of Itaú Unibanco, the largest banking conglomerate in Brazil, warned against impeaching President Dilma Rousseff. Significance: Setubal joins the list of notable Brazilian public figures who have positioned themselves against impeachment. The presidents of Bradesco, (another bank), Cosan, (an energy, logistics and infrastructure group) and the national confederation of industry have all spoken out against impeachment. While there remains considerable political pressure on President Rousseff, opposition leaders will be wary of alienating those sat atop the commanding heights of Brazil’s economy. “In terms of corruption, there is no…