연구(Research)

Tying in Two-Sided Markets with Heterogeneous Advertising Revenues and Negative Pricing, Journal of Economics & Management Strategy, 2023 (with Sang-Hyun Kim and So Hye Yoon)

On the Profitability of Interfirm Bundling in Oligopolies, Journal of Economics & Management Strategy, 2022 (with Sang-Hyun Kim)

Price Discrimination with Loss Averse Consumers, Economic Theory, 2018 (with Jinwoo Kim, Sang-Hyun Kim, and Jihong Lee) 

Interfirm Bundled Discounts as a Collusive Device, Journal of Industrial Economics, 2016 (with  Sang-Hyun Kim) 

R&D Investment, Planned Obsolescence, and Network Effects, Journal of Institutional and Theoretical Economics, 2015 (with Jin-Hyuk Kim) 

Mix-and-Match Compatibility in Asymmetric System Markets, Journal of Institutional and Theoretical Economics, 2012 (with Sang-Hyun Kim) 

Damaged Durable Goods, RAND Journal of Economics, 2006.

Functional Degradation and Asymmetric Network Effects, Journal of Industrial Economics, 2006 (with G. Csorba)

Network Competition and Interconnection with Heterogeneous Subscribers, International Journal of Industrial Organization, 2004.

The Welfare Effect of Quality Degradation in the Presence of Network Externalities, Information Economics and Policy, 2004.

Nonlinear Pricing of Telecommunications with Call and Network Externalities, International Journal of Industrial Organization, 2003.

Sequential pricing in successive or bilateral monopolies with separate consumer groups, Korean Economic Review, 2023 (with Youngjun Lee)

Input Price Discrimination and Allocation Efficiency with Vertically Differentiated Final Products, Journal of Industrial Economics & Trade (산업연구), 2022 (with Chan Kim)

Vertical Integration and Market Foreclosure: Empirical Evidence in the Korean Movie Industry, Korean Economic Review, 2019 (with Yun Jeong Choi and Hojung Kim)

Price Discrimination with Loss-Averse and Horizontally Differentiated Consumers, Korean Economic Review, 2018 (with Jinwoo Kim, Sang-Hyun Kim, and Jihong Lee)

The Welfare Effect of Input Price Discrimination with Horizontally Differentiated Final Products, Korean Journal of Industrial Organization(산업조직연구), 2018 (with Chan Kim)

Defining Product Market for Steel Pipe Industry Using Critical Loss Analysis, Journal of Market Economy (시장경제연구), 2018 (with Sung-Yup Kim)

Economic Analysis on the Foreclosure Effect of Vertical Mergers, Korea Law & Economics Association (법경제학연구), 2017

Virtual-Reality Golf and Field Golf: Are They Substitutes or Complements?, Korean Journal of Economics (한국경제학보), 2016 (with Jun Jeong and Yun Jeong Choi)

Fixed Broadband and Wibro (Wireless Broadband): Are They Substitutes or Complements?, Korean Journal of Economics(한국경제학보), 2015 (with Jinsoo Bae and Yun Jeong Choi)

International Merger Policy Coordination in Complementary Goods Markets, Journal of Economic Development, 2015 (with Jung Hur)

The Competitive Effect of Manufacturer’s Suggested Retail Prices on Processed Food Products in Korea, Journal of East and West Studies (동서연구), 2015 (with Jinook Jeong and Hyewon Kim)

Monopoly Quality Differentiation with Top-quality Dependent Fixed Costs, Korean Journal of Economics (한국경제학보), 2015

R&D Technology Choice in Durable Goods Monopoly, Journal of Economic Theory and Econometrics, 2013 (with Seongmin Kim)

An Empirical Analysis of Competitive Effects of the Homeplus-Homever Merger, Journal of Economic Theory and Econometrics, 2010 (with Kwang-Shik Shin and Jinook Jeong)

Product Quality in Durable Goods Monopoly, Korean Journal of Industrial Organization (산업조직연구), 2010

Compatibility and R&D Incentives in System Markets, Journal of Industrial Economics and Business (산업경제연구), 2009 (with Sang-Hyun Kim)

The Welfare Effect of Vertical Integration in System Markets, Korean Journal of Industrial Organization (산업조직연구), 2007 (with Yong Mi Kim)

Leasing versus selling: marketing strategy choice in durable goods oligopolies, Journal of Economic Theory and Econometrics, 2007 (with Sang-Hyun Kim)

Monopoly Pricing of Congestible Resources with Incomplete Information, Journal of Economic Research, 2007