Confucian scholars don't observe the world, take industry and commerce as the end, and discuss it arbitrarily. Those who work hard to consolidate the wishes of the holy king, and the merchants make them wish to go out of the way, are covered. "(Caiji III) In terms of economic theory, Huang also reflected the demands of the public, advocating the abolition of gold and silver currency and the use of" treasure banknotes ",and using gold and silver as the fund of treasure banknotes. His economic thought is conducive to the circulation of commodities, the development of industry and commerce, and inspired modern economic policies. In Huang's view, the last years of the Ming Dynasty was the eve of the collapse of the feudal system. At this time, the "earth power was exhausted", the market stopped, the living conditions of the people were taken away by the emperor, and there was no limit to increasing taxes and salaries forever. From the standpoint of citizens, he also called for reducing the burden of military expenditure and advocated the implementation of conscription system; Oppose the recruitment system.