http://link.ft.com/r/NA70KK/TS11Q/W8MA9/TJJDP/2LI9W/D5/t Exchanges warn G20 of dangers in 'dark pools'
The world's stock and derivatives exchanges warned the Group of 20 leaders that the continued 'proper functioning' of their markets could not be taken for granted because of a proliferation of alternative trading venues such as 'dark pools' Read more >>