This whole theory [of John Law and Jean Terrasson], as dear to French financial schemers in the eighteenth century as to American "Greenbackers" in the nineteenth, had resulted, under the Orleans Regency and Louis XV, in ruin to France financially and morally, had culminated in the utter destruction of all prosperity, the rooting out of great numbers of the most important industries, and the grinding down of the working people even to starvation.