Therefore, he dampened spending using laws that regulated expenditures, while taking action to increase the production of rice through development of new fields, stabilizing incomes by adopting a fixed tax rate, establishing a system of the specific tax rice paied to shorten the obligatory stay of one year in Edo to six months (agemai), and authorizing the Dojima Rice Exchange.
そのため彼は倹約令で消費を抑える一方、新田開発による米の増産、定免法採用による収入の安定、上米令、堂島米会所の公認などをおこなった。