High-level delegations from the United States and China are meeting in London to try and shore up a fragile truce in a trade dispute that has roiled the global economy

Citigroup joined major brokerages in raising its year-end target for the S&P 500, citing renewed optimism in corporate earnings resilience and the accelerating momentum of artificial intelligence-driven growth. It sees the benchmark ending the year at 6,300, compare with 5,800 forecast previously.