The losses come after US officials on Sunday said trade deals already negotiated with partners remain in place, despite a Supreme Court ruling that struck down President Donald Trump’s use of emergency authority to impose tariffs. In a social-media post on Saturday, Trump said he would increase the global 10% tariff he announced one day earlier to 15%, stirring up more economic turbulence. The dollar and US stock futures dropped in early trading on Monday, while a gauge of Asian equities climbed 1%.