The word 'kikokusenkin' was created by Ichio OKUBO and written on the 'Supplementary theory on Prices' by Nobuhiro SATO, which means that it was not Sato's word coinage.
「貴穀賤金」という語句は、佐藤信淵の「物価余論簽書」に大久保一翁が題したもので、佐藤による造語ではない。