Paragraph, June 20 12, "New international division of labor system and monetary system in the post-crisis era", international seminar on "Global financial crisis and new changes in capitalist economy and system" (Nankai University).
Paragraph, 20 1 1, "Sustainable Economy and Society in East Asia", main reviewer, seminar of four universities in Kobe University, Japan.
Paragraph, 20 1 1, "Overall Development Ideas of CBD in Tianjin Binhai New Area", Seminar on Development and Opening of Binhai New Area, Tianjin Binhai Research Institute for Comprehensive Development.
Paragraph 20 10 12.3, "the transformation of development mode in the post-crisis era-also on the role of futures market", the 6th China (Shenzhen) International Conference.
Paragraph, 2010165438+127 October, "China's industrial growth mode and path transformation in the post-crisis era", the 4th China annual conference on political economy (Nankai University).
Paragraph 2010165438+1October 5-6, "China's industrial growth mode and path transformation in the post-crisis era", annual meeting of China Industrial Economics Association (Jiangxi University of Finance and Economics).
Paragraph 20 10 1 1.3, Economic and social development and the improvement of modern education system during the Twelfth Five-Year Plan period, Ministry of Education.
Paragraph, 2010/010/30 October, "The Transformation of China's Industrial Growth Path in the Post-crisis Era", the 9th International Symposium on Sino-Japanese Economy (Shandong University).
Paragraph, 2010/0129 October, "A Comparative Study of Sino-Vietnamese Economic System Reform-Enterprise Reform in China and Its Enlightenment", China-Vietnam Reform and Development Forum (Guangzhou).
Paragraph, 20 10, "performance change model of state-owned enterprises in China during the transition period", seminar on "Anti-monopoly and government regulation" of Harbin University of Commerce.
Duan, 2009, "Performance Change Model of State-owned Enterprises in China in Transition Period", 5th International Symposium on Corporate Governance, Nankai University.
Duan, 2008, "Sustainability of Economic Transformation and Growth: Experience from China", Annual Meeting of Political Economy of Northwest University.
Duan, 2008, Theoretical Seminar on "New Political Economy and Its Applicability in China", main commentator, Nankai University.
Duan, 2008, "Income distribution, technological progress and sustained economic growth", 2008 annual meeting of China Economic Association for studying in the United States, Nankai University.
Duan, 2007, "Income distribution, technological progress and sustained economic growth", national symposium on socialist economic theory and practice in colleges and universities, South China Normal University.
Duan, 2007, "Lewis Transformation and Sustainable Economic Growth-Experience from China", China International Forum on Private Economy Innovation, Taizhou, Zhejiang.
Duan, 2007, "Interactive Relationship between R&D and Industry", and Symposium on Science and Technology Vision, RAND Corporation, USA.
Duan, 2007, "Endogeneity of Technological Progress", Innovation Seminar of Contemporary Marxist Political Economy and Applied Economics, Guizhou University.
Duan, 2006, International Symposium on "Society, Economy, Culture and Regional Cooperation in Northeast Asia", sponsored by Nankai University, with comments.
Duan, 2005, "Economic Transformation and Reform of State-owned Enterprises in China", Deloitte High-level Forum, State-owned Assets Supervision and Administration Commission of Liaoning Province.
Duan, 2005, "Governance Mechanism, Technological Progress and the Role of Government", International Symposium on State-owned Enterprise Reform and Institutional Change, Anhui University.
Duan, 2004, the fourth annual meeting of China Economics, chief commentator of Nankai University.
Duan, 2002, China Futures Association College Futures Teaching Seminar, Dalian.
Duan Hechen, 2000, Enterprise Theory and Its Application in the Reform of State-owned Enterprises, International Symposium on Global Economic Transformation after the Asian Economic Crisis, Hong Kong.
Duan, 1999—2000, engaged in postdoctoral research at the School of Management, University of Surrey, UK.
Paragraph, 1999, China seminar on state-owned enterprise reform and financial innovation, Oxford University.
Duan, 1997, "Economic Method and Theoretical Innovation", National Symposium on Theory and Practice of Socialist Economy in Colleges and Universities, Wuhan University.
Duan, 1996, "Total Imbalance and Transformation of Economic Growth Mode", National Symposium on Socialist Economic Theory and Practice in Colleges and Universities, Southwestern University of Finance and Economics.
Paragraph, 1996, "Property Rights Obstacles to State-owned Economic Efficiency", National Symposium on Property Rights Theory for Young and Middle-aged People, Shandong University.