Stocks finished where they started today–down. Getty Images The S&P 500 fell 0.8% to 1,972.18 today, while the Dow Jones Industrial Average has declined 0.7% to 16,528.03. The Nasdaq Composite dropped 1.1% to 4,776.51. Citigroup’s Tobias Levkovich explains what the market needs to stabilize: While investors will need to see more economic data to believe […]