Last Arbitrage

They didn't steal the gold. They stole the price.Mara was the best in the world at one thing. She could read the truth on a human face. Then they built a machine that couldn't be lied to, and the man she once loved put her out of work by calling her finest hour a human error.Now the Shanghai gold fix runs through the Arbiter, an automated exchange sold to the world as incorruptible. No kill switch...