Rating agency Standard & Poor's said on Tuesday it saw more than a one-third chance that it would downgrade Japan's sovereign ratings because of uncertainty about whether the government's push to revive growth and end deflation will succeed. "The continuing prospect of a downgrade arises from risks associated with recent government initiatives and uncertainty of their success," S&P said in a report. "Japanese Prime Minister Shinzo Abe's plan to lift Japan out of deflation and spur economic expansion--known as "Abenomics"--has three pillars: bold monetary easing, fiscal efforts to spur growth, and a strategy to induce ... (full story)