《金史·列传·卷四十八》
贞祐四年，赵秉文拜翰林侍讲学士，他说： 宝券流通不畅，是因为朝廷原先商议要改变办法，集市上已传言它不再使用了，因而流通受到制约，渐渐就要废绝了。
四年，拜翰林侍讲学士，言： 宝券滞塞，盖朝廷初议更张，市肆已妄传其不用，因之抑遏，渐至废绝。
In the 4th year of Zhengyou, Zhao Bingwen was appointed as an academician of Hanlin, he said:”The reason why the circulation of the coin coupon was not smooth, was because the court had discussed to change its policy and had already spread the rumor that the coin coupon would be invalid, thus its circulation was limited and would be abandoned soon.”