Reuters: Banks, pension funds and other investment groups representing more than $13 trillion in assets called for a strong global agreement on climate policy on Wednesday, saying it would lead to a flood of investment into the low-carbon economy. “Without the policies to encourage clean energy, investors are stuck at the starting gates,” Mindy Lubber, the president of Ceres, a Boston-based coalition of investors and environmentalists, and the director of the Investor Network on Climate …