U.S. officials urged Group of 20 country finance leaders on Monday to push harder for economic growth as the best way to counter concerns over rising global debt levels. The two-day meeting in Asheville, North Carolina, comes as the global economy is being buffeted by an energy shock triggered by the Iran war, faces rising tensions over China’s huge goods trade surplus and is braced for how an investment surge in AI will ultimately play out. Global debt levels earlier this year hit a…