Abstract: The external and endogenous dynamic mechanism of land transfer income supporting rural revitalization is constructed， which has theoretical support and decision-making reference value for ensuring China's effective implementation of the Opinions on Adjusting and Improving the Use Scope of Land Transfer Income and Giving Priority to Supporting Rural Revitalization. The public attribute connotation of land transfer income is explained and the related fields of rural revitalization are explored. Moreover， the external sources of motivation are proposed， including balancing the administrative and financial powers of local governments and their performance evaluation， and encouraging and constraining local governments to use land transfer income to support rural revitalization， preferential policies， and investment environment to attract factors to gather in the rural areas. The sources of endogenous power include precisely investing in the ecological fields of rural revitalization production and life， increasing the indicators for rural land improvement projects to play a positive role in land finance as well as advantages in the rural resource industries， enhancing the value agglomeration factors of agricultural products， and recognizing and utilizing land transfer income to support rural revitalization. Therefore， the framework for the operation of external and internal driving forces of land transfer income to support rural revitalization is established.

Key words: land transfer income; rural revitalization; external motivation; endogenous power; mechanism construction