Markets are already questioning the dollar’s exceptionalism, says Andy Mukherjee for Bloomberg Opinion. HONG KONG: The highest US tariffs in almost a century have had a muted impact so far on global growth, but Asian policymakers aren’t lulled by the calm.  They’re taking their cues from jumpy markets and plotting what appears to be a mutiny against King Dollar . In the 1960s, the French could only rail against America’s exorbitant privilege. In the 2020s, China – aided by other countries – may