(in English)
[3] Keck, L., Sung, W., & Lee, J. (2025). Testing fertility rate convergence in the United States. Economics Letters, 112243.
[2] Ho, C. Y., Sung, J. H., & Sung, W. (2024). Persistence in the benefits of foreign ownership: Evidence from divestment. Review of International Economics, 32(5), 2105-2138.
[1] Ho, C. Y., Narins, T. P., & Sung, W. (2023). Developing information and communication technology with the belt and road initiative and the digital silk road. Telecommunications Policy, 47(10), 102672.
(in Korean)
[1] Sung, W., Yoo, I. K., & Chung, J. W. (2024). Causes and Policy Implications for Ultra-Low Birth Rates: Evidence from OECD Countries, Economic Analysis, 30(3), 71-101.
Is the Pursuit of a Competition-friendly Industrial Policy Desirable? Evidence from Korea's Post-Asian Financial Crisis Policy Shift (with Namhoon Kwon and Minsoo Park) R&R at International Journal of Industrial Organization
Banking Crisis, Venture Capital, and Innovation (with Chun-Yu Ho). Earlier version: BOK Working Paper 2023-4
Inventor Mobility and Value Creation in Mergers and Acquisitions (with Chun-Yu Ho, Gusang Kang, and Gerald R. Marschke)
Global Fertility Rates: Convergence, Comovements, and Determinants (with Hasan Isomitdinov, Junsoo Lee, Bennett Ogle, and James Payne)
Paid Family Leave and Gender Innovation Gap (with Chun-Yu Ho, Gerald R. Marschke, and Kyoungah Noh)
Credit Shocks and Durable Consumption (with Hosung Jung and Ohik Kwon)
Idiosyncratic Shocks and Productivity of Innovative Firms in Korea (with Minsoo Park)
Credit rationing in innovative firm-bank relationship (with Hosung Jung)
The Path to a Carbon-Neutral Economy: Current Status and Challenges of Climate Technologies in South Korea, Korea Economic Outlook (Dec 2024)
Innovation and Economic Growth: Review of Korean Firms Innovation Performance, Korea Economic Outlook (May 2024)
Merger and Innovation: Focusing on the U.S. Digital Platforms and Competition Policy, KIEP Research Paper, Policy Analyses (Apr 2024)
Low Fertility Rate in Korea: A Panel Evidence from OECD Data, BOK Issue Note (Nov 2023)
Lowest-low Fertility and Super-aged Society: Causes and Impacts of the Extreme Population Structure and Policy Options, Korea Economic Outlook (Nov 2023)
Assessment and Outlook on Labor Supply Trends In Korea: Labor Force Participation of the Elderly Population, Korea Economic Outlook (May 2023)