Daewu Ju
Hanyang University · Business, Management and Accounting
About the Lab
Professor Daewu Ju's research lab specializes in urban economics, regional development, and the socioeconomic impacts of human mobility, with a strong focus on the interplay between spatial agglomeration, diversity, and labor market outcomes in metropolitan settings. The lab investigates how geographical clustering of industries, regional diversity (cultural, economic, demographic), and the inflow of non-local human capital influence local wages, innovation, and industry performance—particularly in dynamic urban environments like Seoul, South Korea. Using big data from mobile phone signals and detailed industry-level statistics, the lab combines advanced econometric techniques with real-world urban dynamics to uncover nuanced mechanisms behind economic growth and inequality. The research also explores the role of education, age structure, and regional economic diversity in shaping labor market outcomes for different skill groups.
Research Overview
Research Output Trend
Figures are computed from collected data and may differ slightly.
Selected Papers
6This paper advances the literature on the relationship between geographical industry agglomeration and industry performance by revealing the industry variances in this relationship and by proposing industry characteristics that drive such variances. Using unique data of 28 consumer-facing industries over 1,496 commercial areas in Seoul, South Korea between 2014 and 2018, from which about half a million observations on the agglomeration–performance relationship was gathered, we found that such re
This research investigates the relationship between regional diversity and media industry agglomeration by exploring multiple aspects of regional diversity, including cultural, economic, and demographic diversity, and their varying impacts on media industry agglomeration in South Korea. The findings of this study show that regions with great cultural and economic diversity attract the media industry. Exposure to diverse cultures and various economic activities enhances the region’s capacity to e
ABSTRACT This study investigates whether the inflow of highly educated migrants increases the wages of highly educated locals, a question that has been a subject of controversy in the migration literature. Focusing on South Korea, which has undergone one of the world's most rapid increases in its highly educated workforce, the findings reveal that regional economic diversity plays a positive moderating role in the relationship between the inflow of highly educated migrants and the wages of highl
This study investigates the impact of daily inflow of non-local human capital on the wages of locals by tracing 14 billion inter-borough movements of people in Seoul, South Korea, in 2019, using mobile phone signal data as a proxy for the location of individuals. The findings reveal that the daily inflow of non-local human capital is beneficial for the wages of low-educated locals but detrimental for the wages of highly-educated locals. Additionally, the study finds that the inflow is advantageo
Research Areas
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