Barbie's back, but Trump trade turmoil persists: World market themes for the week ahead

Investors are relieved that the United States and China have paused their damaging trade war, stocks are rallying and U.S. shelves may not be empty at Christmas after all – but trade tensions have not disappeared, they have merely receded. Here's your look at the week ahead: UNITED WE STAND… Markets have (mostly) ignored G7 meetings for years. The May 20-22 gathering of finance ministers and central bank governors from the seven big Western economies in the Canadian mountain town of Banff might change that. First, the tension is palpable, given U.S. President Donald Trump's tariff policy and growing signs…