Yongjia School of Confucianism (simplified Chinese: 永嘉学派; traditional Chinese: 永嘉學派; pinyin: Yǒngjiā Xuépài) was a Chinese school of thought that advocated for privatization, market economy, pragmatism, free trade, tax cut, and challenged other schools of Confucianism. It became one of the three dominant schools of thought during the Song Dynasty along with "Li School of Thought" led by Zhu Xi and "Universal Mind School of Thought" led by Lu Jiuyuan.[1][2] Particularly, it was a leading force that gave rise to the economic prosperity of Song Dynasty in China and has close ties to the prosperity of market economy and private economy during the period.[3][4][5]