Answer
John Kenneth Galbraith, a renowned economist, famously described Ivar Kreuger as a "Leonardo of larcenists." This apt comparison highlights Kreuger's extraordinary skill and ingenuity in perpetrating financial fraud. Galbraith's characterization underscores Kreuger's ability to create an elaborate web of deception, using his charisma and financial acumen to swindle investors and deceive the public.