(Bloomberg) Singapore sovereign wealth fund GIC Pte has scaled back a core quantitative unit set up in 2016 under former Goldman Sachs Group Inc. banker Percy Wong, following a “tough” internal rethink of its investment teams and strategies.Most Read from BloombergSubway Offers Free Sandwiches That Come With a Lifetime CommitmentLargest US Grid Declares Emergency Alert For July 27US 10-Year Yield Hits 4% as BOJ Worry Lifts Yen: Markets WrapFed Raises Interest Rates to 22-Year High, Leaves Doo