Goldman Sachs headquarters in New York City. The investment bank made a big investment in bitcoin start-up Circle Internet Financial. Circle Internet Financial, a bitcoin start-up led by Internet entrepreneur Jeremy Allaire, said it raised $50 million from investors including Goldman Sachs Group Inc., giving the virtual currency a jolt of credibility even as it struggles to gain consumer acceptance.
Circle said the new group of investors included a major Chinese investment firm, IDG Capital […]