The European Central Bank is expected to keep interest rates unchanged on Thursday but investors will be looking for any signs it is preparing for a cut in coming months to help lift the euro zone out of recession. Despite a recent drop in economic sentiment and falling inflation, a Reuters poll of 73 economists showed little change in expectations, with rates set to remain at 0.75 percent - tiny, but still the highest level among the world's major central banks. As the world recovers from the financial crisis, the ECB has lent less support to the economy than its peers in Japan, the United States or Britain, who ... (full story)