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Postdoctoral Scholar, Stanford Center on China's Economy and Institutions
Global Health Postdoctoral Affiliate, Stanford Center for Innovation in Global Health
Postdoctoral Fellow, Stanford Impact Labs
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Yunwei is a Postdoctoral Scholar at Stanford University, with a background training in global health economics. Prior to joining Stanford, she earned a PhD in Health Policy and Management (Economics Track) from the Gillings School of Global Public Health at the University of North Carolina at Chapel Hill in 2024. Her research explores innovative solutions for effective delivery of public health interventions in resource-limited settings with rigorous experimental and quasi-experimental designs. Her current research agenda is centered on integrating digital health technologies to develop comprehensive and tailored interventions for children and mothers living in resource-limited settings during crucial developmental stages, aiming for both effectiveness and scalability.

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Regional monopoly limits market reforms from improving cross-firm resource allocative efficiency, but little empirical evidence is available from developing countries. This paper provides rich evidence that regional monopoly may hinder the expansion of more productive firms, using the Chinese iron and steel sector as a case. Drawing on a comprehensive panel dataset comprising 11,136 iron and steel firms in China from 1998 to 2009, we demonstrate that market reforms in China's steel industry enhance competition at the national level, but do not effectively improve resource reallocation within provinces. Despite a decline in the market share of the top 10 largest steel enterprises from 80% to 50% between 1998 and 2009, resource reallocation only contributes to 14% of industry-level total factor productivity (TFP) growth, amounting to one-sixth of the contribution from within-firm productivity growth. Furthermore, the effects of resource reallocation within provinces are significantly lower compared to those observed between provinces, suggesting that market fragmentation or frictions hinder the expansion of more productive firms within the same province. These findings underscore the importance of eliminating regional monopoly for developing countries undergoing market reforms to enhance resource allocative efficiency.

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China Economic Review
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Scott Rozelle
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Objective To investigate factors that differentiate elderly adults in rural China who accept free vision screening and cataract surgery from those who could benefit from vision care but refuse it when offered.

Design We conducted a population-based, cross-sectional study between October and December 2016. Logistic regression models were used to examine the predictors of accepting free vision screening and cataract surgery.

Setting Rural communities in Handan, China.

Participants Adults aged 50 years or older, with presenting visual acuity ≤6/18 in the better seeing eye, suspected by examining ophthalmologist to be due to cataract.

Results Among 613 persons with cataract identified on a population basis, 596 (97.2%) completed the household survey (mean (SD) age, 71.5 (10.0) years; 79.8% female). A total of 214 persons (35.9%) refused participation, while 382 (64.1%) took part in the vision screening. A total of 193 (50.5%) participants were found eligible for surgery, while 189 (49.5%) were not. Among 99 randomly selected participants who were offered immediate free surgery, surgery was accepted by 77 participants (77.8%) and refused by 22 (22.2%). In the multivariate model, being engaged in income-generating activities (p<0.01), self-reported better physical capacity (p<0.001) and having had a recent physical examination (p=0.01) were significantly associated with acceptance of vision screening. The only variable significantly associated with acceptance of surgery was presenting visual acuity, with better vision inversely associated with acceptance of surgery (p<0.05) models.

Conclusion Our results suggest that refusal of basic eye examinations may be at least as important a determinant of low surgical rates in rural China as lack of acceptance of surgery itself.

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BMJ Open
Authors
Scott Rozelle
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Chinese Politics & Society: Public Lecture Series


This weekly lecture series provides an in-depth exploration of current issues in Chinese politics and society. Each week features an expert lecture from world-renowned China scholars. Topics covered include China's political economy, the Chinese Communist Party, reforms post-1980s, urban-rural divide, environmental challenges, media freedom, student movements, and higher education in China. This lecture series is open to the public and is run in conjunction with a course taught by Professor Yiqing Xu
 



About the Speaker

Taisu Zhang headshot

Zhang Taisu is a Professor of Law at Yale Law School and works on comparative legal and economic history, private law theory, and contemporary Chinese law and politics. He is the author of two books and numerous article. His book The Laws and Economics of Confucianism received the 2018 Presidents Award from the Social Science History Association and the 2018 Gaddis Smith Book Prize from the MacMillan Center for International and Area Studies. Zhang is a regular commentator on Chinese law, society, and politics in media outlets.


 

Yiqing Xu
Taisu Zhang, Professor of Law, Yale Law School
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Chinese Politics & Society: Public Lecture Series


This weekly lecture series provides an in-depth exploration of current issues in Chinese politics and society. Each week features an expert lecture from world-renowned China scholars. Topics covered include China's political economy, the Chinese Communist Party, reforms post-1980s, urban-rural divide, environmental challenges, media freedom, student movements, and higher education in China. This lecture series is open to the public and is run in conjunction with a course taught by Professor Yiqing Xu
 



About the Speaker

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Scott Rozelle is the Helen F. Farnsworth Senior Fellow and the co-director of Stanford Center on China's Economy and Institutions in the Freeman Spogli Institute for International Studies and Stanford Institute for Economic Policy Research at Stanford University. His research focuses almost exclusively on China and is concerned with the economics of poverty and inequality, with an emphasis on rural education, health and nutrition. Rozelle has received numerous honors and awards, including the Friendship Award in 2008, the highest award given to a non-Chinese by the Premier; and the National Science and Technology Collaboration Award in 2009 for scientific achievement in collaborative research.


 

Yiqing Xu
Scott Rozelle, Co-Director, Stanford Center on China's Economy and Institutions; Senior Fellow, Freeman Spogli Institute for International Studies
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Chinese Politics & Society: Public Lecture Series


This weekly lecture series provides an in-depth exploration of current issues in Chinese politics and society. Each week features an expert lecture from world-renowned China scholars. Topics covered include China's political economy, the Chinese Communist Party, reforms post-1980s, urban-rural divide, environmental challenges, media freedom, student movements, and higher education in China. This lecture series is open to the public and is run in conjunction with a course taught by Professor Yiqing Xu
 



About the Speaker

Perry Link headshot

Perry Link is Chancellorial Chair for Teaching Across Disciplines at the University of California, Riverside and Emeritus Professor of East Asian Studies at Princeton University. He specializes in modern Chinese literature and Chinese language. Link is a Harvard University alumnus who received his B.A. in 1966 and his Ph.D. in 1976. He has published in the fields of modern Chinese language, literature, popular culture, intellectual history, art and politics.

 


 

Yiqing Xu
Perry Link, Chancellorial Chair Professor for Innovative Teaching Comparative Literature and Foreign Languages in College of Humanities, Arts, and Social Sciences, University of California, Riverside; Emeritus Professor of East Asian Studies, Princeton
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Chinese Politics & Society: Public Lecture Series


This weekly lecture series provides an in-depth exploration of current issues in Chinese politics and society. Each week features an expert lecture from world-renowned China scholars. Topics covered include China's political economy, the Chinese Communist Party, reforms post-1980s, urban-rural divide, environmental challenges, media freedom, student movements, and higher education in China. This lecture series is open to the public and is run in conjunction with a course taught by Professor Yiqing Xu
 



About the Speaker

Jennifer Pan

Jennifer Pan is a political scientist whose research focuses on political communication, digital media, and authoritarian politics. She is the Sir Robert Ho Tung Professor of Chinese Studies, Professor of Communication and (by courtesy) Political Science, and a Senior Fellow at the Freeman Spogli Institute. Pan's research uses experimental and computational methods with large-scale datasets on political activity to answer questions about the role of digital media in authoritarian and democratic politics, including how political censorship, propaganda, and information manipulation work in the digital age and how preferences and behaviors are shaped as a result.


 

Yiqing Xu
Jennifer Pan, Professor of Communications; Senior Fellow at the Freeman Spogli Institute for International Studies, Stanford University
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Chinese Politics & Society: Public Lecture Series


This weekly lecture series provides an in-depth exploration of current issues in Chinese politics and society. Each week features an expert lecture from world-renowned China scholars. Topics covered include China's political economy, the Chinese Communist Party, reforms post-1980s, urban-rural divide, environmental challenges, media freedom, student movements, and higher education in China. This lecture series is open to the public and is run in conjunction with a course taught by Professor Yiqing Xu
 



About the Speaker

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Chenjian Li is currently a Research Fellow at the Hoover Institution at Stanford University. Between 2013 and 2018, he served as Vice Provost of Peking University, Executive Dean of Yuanpei College, and Professor and Associate Dean of the School of Life Sciences. Li’s scientific research focuses on exploring the molecular and cellular basis of higher brain functions and neurological diseases, and therapeutic development of cancer treatment. Li is also devoted to education development and reform, ranging from high school, undergraduate, graduate and medical student education and has won numerous awards for his teaching.


 

Yiqing Xu
Chenjian Li, Research Fellow, Stanford University
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Chinese Politics & Society: Public Lecture Series


This weekly lecture series provides an in-depth exploration of current issues in Chinese politics and society. Each week features an expert lecture from world-renowned China scholars. Topics covered include China's political economy, the Chinese Communist Party, reforms post-1980s, urban-rural divide, environmental challenges, media freedom, student movements, and higher education in China. This lecture series is open to the public and is run in conjunction with a course taught by Professor Yiqing Xu
 



About the Speaker

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Yue Qian is Associate Professor of Sociology at the University of British Columbia, Canada. She received her PhD in Sociology from the Ohio State University. Her research concerns inequality at the intersection of gender, family, and work in East Asia (China in particular) and North America. Currently, this work follows two lines of inquiry: (1) how mate selection and couple dynamics in intimate relationships reflect and shape gender inequality in the broader society; and (2) how social and mental health inequalities manifest and evolve in the COVID-19 pandemic. Dr. Qian has published over 50 peer-reviewed journal articles since 2014. Her work has appeared in top journals, such as Nature Human Behaviour, American Sociological Review, Social Forces, Journal of Marriage and Family, Journal of Health and Social Behavior, and Gender & Society.


 

Yiqing Xu
Yue Qian, Associate Professor of Sociology, University of British Columbia (Vancouver)
Lectures
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Chinese Politics & Society: Public Lecture Series


This weekly lecture series provides an in-depth exploration of current issues in Chinese politics and society. Each week features an expert lecture from world-renowned China scholars. Topics covered include China's political economy, the Chinese Communist Party, reforms post-1980s, urban-rural divide, environmental challenges, media freedom, student movements, and higher education in China. This lecture series is open to the public and is run in conjunction with a course taught by Professor Yiqing Xu
 



About the Speaker

Hongbin Li

Hongbin Li is the Co-director of Stanford Center on China's Economy and Institutions, and a Senior Fellow of Stanford Institute for Economic Policy Research (SIEPR) and the Freeman Spogli Institute for International Studies (FSI). He founded the Chinese College Student Survey (CCSS) in 2009 and the China Employer-Employee Survey (CEES) in 2014. Hongbin’s research has been focused on the transition and development of the Chinese economy, and the evidence-based research results have been both widely covered by media outlets and well read by policy makers around the world. He is currently the co-editor of the Journal of Comparative Economics.


 

Yiqing Xu
Hongbin Li, Co-Director Stanford Center on China's Economy and Institutions; Senior Fellow, Stanford Institute ​for Economic Policy Research and ​the Freeman Spogli ​Institute for International Studies
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