Four years after former US Treasury Secretary Lawrence Summers accused US fiscal and monetary policymakers of over-stimulating and potentially triggering the biggest inflation blowout in a generation, he warned of the danger of renewed price pressures. "This is probably the most sensitive moment for inflation escalation since the policy missteps of 2021 triggered severe inflation," Mr. Summers said. "This is a moment where we have to be very careful about inflation, even before you see the polic...