The author aims to clarify how Cochinchina‟s economy developed under the Nguyen Lords and the impacts of the economy on the process of social and cultural integration. We would like to examines the role of the economy in the prosperity of the Nguyen government, as well as the role of the Nguyen Lords in the economic development of Cochinchina in the context of the Dai Viet‟s territorial extension. | Summary of Doctoral thesis in History The economy of Cochinchina 1558-1777