died Friday, the Simons Foundation said. He was 86. The mathematician-turned-hedge-fund-manager revolutionized investing five decades ago, introducing Wall Street to the power of quantitative, or ...

All of the Quant-related tokens can theoretically exist forever and continue trading, if someone decides to give them liquidity. However, without marketing, the hype may die down quickly.

Model Twiggy Lawson has led the tributes to designer Dame Mary Quant, who has died aged 93. The fashion legend passed away "peacefully at home in Surrey", her family announced on Thursday.