Zoltan Pozsar's argument that a great power conflict between the US and China will threaten the dollar's position as the dominant international reserve currency is flawed on several counts ("Great power conflict puts the dollar's exorbitant privilege under threat", Opinion, January 20). While Pozsar is right to argue that the global economy is fracturing into rival US and China blocs, it is not splitting down the middle. The economic heft of the countries that align with the US is far greater