Yongkil Ahn (안용길)

Publications and Accepted Papers

• Ahn, Y. (2024). Optimal Stopping Decisions and the Disposition Effect. Journal of Behavioral and Experimental Finance, Vol. 42, 100938.

• Ahn, Y. & Kim, D. (2024). An Emotion-based Explanation for Bitcoin's High-frequency Price Crash Risk. Applied Economics Letters, forthcoming.

• Ahn, J. & Ahn, Y. (2024). The Promises and Pitfalls of the Secured Overnight Financing Rate. Applied Economics Letters, forthcoming.

• Song, M. & Ahn, Y. (2024).  The Determinants of SME Success in the Long Run: An Ecosystem Perspective. Applied Economics, forthcoming. 

• Ahn, Y. (2024). Flight to Safety, Intermediation Frictions, and US Treasury Floating Rate Note Prices. Finance Research Letters, Vol. 60, 104873.

• Ahn, J. & Ahn, Y. (2023). What Drives the TIPS-Treasury Bond Mispricing? Journal of Empirical Finance, Vol. 74, 101438.

• Ahn, J. & Ahn, Y. (2023). The Tail Risk Surface. Finance Research Letters, Vol. 58, 104497. 

• Ahn, J. & Ahn, Y. (2023). Clogged Pipes in the Repo Market. Finance Research Letters, Vol. 57, 104284. 

• Kim, D., Kim, T., & Ahn, Y. (2024). Counting Your Mobile Customers One by One: Mobile Transaction Predictions Using Buy-`Til-You-Die Models, International Journal of Mobile Communications, Vol. 24, No. 1, pp.23-45.

• Ahn, Y. & Kim, D. (2023). Visceral Emotions and Bitcoin Trading. Finance Research Letters, Vol. 51, 103458.

• Ahn, J. & Ahn, Y. (2022). Demystifying the US Treasury Floating Rate Note Puzzle: A Swap Market Perspective, Finance Research Letters, Vol. 50, 103362.

• Ahn, Y. (2023). Predicting Customer Attrition Using Binge Trading Patterns: Implications for the Financial Services Industry, Journal of the Operational Research Society, Vol. 71, No. 8, pp.1878-1891.

• Kim, T., Kim, D., & Ahn, Y. (2022). Instant Customer Base Analysis in the Financial Services Sector, Expert Systems with Applications, Vol. 202, 117326.

• Ahn, Y. (2022). Asymmetric Tail Dependence in Cryptocurrency Markets: A Model-free Approach. Finance Research Letters, Vol. 47, 102746.

• Ahn, Y., Shinozawa, Y., & Yamada, K. (2022). Corporate Debt Mix and Long-term Firm Growth in Japan. Emerging Markets Finance and Trade, Vol. 58, No. 8, pp.2139-2152.

• Ahn, Y. (2022). The Anatomy of the Disposition Effect: Which Factors Are Most Important? Finance Research Letters, Vol. 44, 102040. 

• Ahn, Y. & Tsai, S.C. (2021). What Factors Are Associated with Stock Price Jumps in High Frequency? Pacific-Basin Finance Journal, Vol. 68, 101602. 

• Ahn, Y. (2021). The Economic Cost of a Fat Finger Mistake: A Comparative Case Study from Samsung Securities’ Ghost Stock Blunder. Journal of Operational Risk, Vol. 16, No. 2, pp. 49-60.

• Ahn, Y. & Kim, D. (2021). Emotional Trading in the Cryptocurrency Market. Finance Research Letters, Vol. 42, 101912.

• Ahn, Y. (2021). The Default and Liquidity Premia of Corporate Bonds: Evidence from the Trade Reporting and Compliance Engine. Applied Economics Letters, Vol. 28, No. 15, pp. 1271-1276.

• Kim, D., Park, K., Lee, D.J., & Ahn, Y. (2020). Predicting Mobile Trading System Discontinuance: The Role of Attention. Electronic Commerce Research and Applications, Vol. 44, 101008.

• Ahn, Y. (2020). Asymmetric Learning and the Disposition  Effect. Economics Letters, Vol. 190, 109080.

• Ahn, Y., Kim, D., & Lee, D. J. (2020). Customer Attrition Analysis in the Securities Industry: A Large-scale Field Study in Korea. International Journal of Bank Marketing, Vol. 38, No. 3, pp.561-577.

• Ahn, Y. & Kim, D. (2020). Sentiment Disagreement and Bitcoin Price Fluctuations: A Psycholinguistic Approach. Applied Economics Letters, Vol. 27, No. 5, pp. 412-416.

• Ahn, Y. (2019). Intangible Capital, Volatility Shock, and the Value Premium. Financial Review, Vol. 54, No. 4, pp. 739-762.

• Ahn, Y. (2019). Distress Cost and Corporate Financing Policy: Evidence from the Equity Options Market. Applied Economics, Vol. 51, No. 39, pp. 4299-4312.

Working Papers

• Temporal Trading Patterns of Retail Investors (with Hyunsoo Choi and Jongsub Lee)

• Retail Trading Intensity and the Overnight-Intraday Return Gap (with Alfred Qi Fan, Don Noh, and Stella Park)

• Adding Fuel to the Fire: Sophisticated Traders and the Magnet Effect of Trading Pauses (with Hyunsoo Choi and Don Noh)

Teaching

• Investments

• Derivative Securities

• FinTech Management

• Machine Learning in Finance

Research Awards

• The Hong Kong Ph.D. Fellowship Scheme, Research Grants Council of Hong Kong

• 特殊優秀人材(특수우수인재), Ministry of Science and Technology, Republic of China

• Best PhD Paper Award, International Finance and Banking Society, United Kingdom, 2016

• Young Scholar Best Paper Award, Maeil Business Newspaper(매일경제신문), 2020 

• Best Paper Award, Korean Business Association, 2021

Practitioner Qualification

• Chartered Financial Analyst (CFA)

• Chartered Alternative Investment Analyst (CAIA)

• Financial Risk Manager (FRM)