Based on the institutional approach,the formation mechanism of private enterprise cluster is discussed form two aspects including brains spilling over and the effect of entrepreneurs.

The economic analysis of brain drain in the west of China;

Research on the new characteristics and countermeasures of brain drain in China;

As the window and front of reform and opening to the world,institutions of higher learning were undertaken greater assignment and responsibility,study and understand the difference of cultures between China and America,it has greater practical significance for institutions of higher learning to develop international exchanges import foreign intellects and.

New growth theory that human capital is the decision of the modern elements of economic growth, so investment in human capital from the difference between urban and rural areas and rural point of view of human capital spillovers, research gaps in urban and rural areas of Chongqing, an important practical significance.

The essay suggests that the government should take measures to reduce the overflow of human capital in the process of rural-urban migration.

The Spillover of RMB and Its Domino Effect;

From the perspective of spillover theory of new functionalism,this article discusses the spatial pattern and industrial extending strategies for urban agglomeration of central Liaoning.