宋英宗时的户部侍郎周沆,曾经做过河东转运使。自庆历年间以来,河东地区流行铁钱,许多老百姓偷着铸钱。官府用严厉的刑法制裁他们,被判刑的人一天比一天多,但仍然禁止不了。周沆就命令提高铁的定价,偷铸铁钱的人无利可图,偷铸的事就不禁自息了。又,周沆做庆州知府时,边民多擅自出入边塞贩卖青盐。周沆请求降低官盐的 Song Yingzong when the minister Shi Lang, has done Hedong transhipment. Since the celebration of the calendar year, the Hedong popular iron money, many people steal money casting. Officials use harsh criminal law to impose sanctions on them, and sentencing people are on a daily basis, but they are still forbidden. Zhou 沆 ordered to raise the price of iron, stealing cast iron money unprofitable, stolen things can not help but self-interest. In addition, when Gyeongju was known as Gyeongju prefect of Chosun, most of the border people went into and sold into the Seychelles without selling green salt. Zhou 沆 request to lower official salt