treasury secretary timothy geithner announced he will join private equity firm warburg pincus as president and managing director now geithner who stepped down as treasury secretary in january will join the new york based firm in march the firm said in a statement quote gov will work closely with warburg pincus is top executives on overall firm strategy and management investing and portfolio management organizational and funding structure and investor relations geitner played a central role in the government's response to the two thousand and eight financial crisis before becoming treasury secretary of two thousand and nine prior to that he led the federal reserve bank of new york for more than five years. and finally the world's largest futures exchange the c.m.e. group said that its clearing service for energy and other swaps was hacked back in july of this year sparking a federal criminal investigation now certain customers information relating to the chicago mercantile exchange as...