Origins & evolution of the field of Industrial relations in the United States Progress of innovation in the field of electronic information in the United States Study on evolution of the process of industrialization and the creative industries Farmers' situation during industrialization in the United States Procedure on the 337 investigations of the united states Political economy of financialization in the united states Economic interpretation of the constitution of the united states 并列题名：Procedure on the 337 investigations of the united states 并列题名：Political economy of financialization in the united states Capital differentiation and the evolution of the industrial relations in the Pearl River Delta