Working Papers

Submitted Papers

• Junkee Jeon and Takwon Kim (2026)
  Finite-Horizon Ratcheting with Perpetual Commitment: Optimal Consumption, Investment, and Lock-In Effects
  Revise and resubmit at Advances in Continuous and Discrete Models

• Junkee Jeon*  (2026)
  Recursive Utility, Social Discounting, and Sustainable Consumption
  Revised and resubmitted to Journal of Mathematical Economics

• Junkee Jeon, Hyeng Keun Koo and Jehan Oh* (2025)
  Optimal Consumption and Investment with Costly Adjustments for Living Standards in a Finite Horizon
  Revised and resubmitted to Finance and Stochastics

• Jongbong An, Junkee Jeon and Takwon Kim*  (2025)
  Dynamic Asset Allocation with Partially Reversible Retirement Decisions
  Revised and resubmitted to Mathematics and Financial Economics

• Kyoung Jin Choi, Junkee Jeon*, Hyeng Keun Koo and  Jehan Oh (2026)  
  Endogenous Consumption Inertia in General Equilibrium
  Submitted for publication.

• Kexin Chen, Junkee Jeon, Hyeng Keun Koo and Zhou Yang* (2026) 
  Lifetime Consumption and Portfolio Choice with an Endogenous Lifestyle Benchmark
  Submitted for publication.

• Kyoung Jin Choi, Junkee Jeon, Minsuk Kwak and Byung Hwa Lim* (2026)  
  Liquid–Illiquid Conversion via Singular Control: Staking and Partial Commitment
  Submitted for publication.

• Jongbong An, Junkee Jeon and Takwon Kim* (2025)
  Optimal Early Retirement with Target Wealth and Borrowing Constraints
  Submitted for publication.

• Junkee Jeon and Takwon Kim* (2026)
  How Annuity Preferences and Credit Lines Shape Annuitization and Asset Allocation
  Submitted for publication.

• Junkee Jeon and Takwon Kim* (2026)
  When Do Loss-Averse Households Retire? Intertemporal Loss Aversion and Sticky Consumption
  Submitted for publication.

• Junkee Jeon (2026)
  Optimal Consumption and Investment with an Endogenous Wealth-Backed Floor
  Submitted for publication.

• Jongbong An, Kexin Chen*, and Junkee Jeon (2026) 
  Asset Allocation with Costly Fixed-Width Consumption Band Adjustment
  Submitted for publication.

• Jongbong An and Junkee Jeon* (2026) 
  Consumption, Leisure, and Investment with Costly Adjustment of Living Standards
  Submitted for publication.

• Junkee Jeon and Jongbong An* (2026) 
  Can AI Advice Delay Retirement? Portfolio Portability and the Value of Continued Work
  Submitted for publication.

• Gu-gyum Ha,  Junkee Jeon and Jihoon Ok*  (2026)
  The Obstacle Problem Arising from the American Chooser Option
  Submitted for publication.

• Gu-gyum Ha,  Junkee Jeon and Jihoon Ok*  (2026)
  Finite-Horizon Optimal Consumption and Investment with Time-Varying Job-Switching Costs
  Submitted for publication.

Working Papers / Work in Progress

• Junkee Jeon
  A Partially Reversible Retirement Decision Problem under Borrowing Constraints
  manuscript currently being substantially revised
  reject and resubmit at Finance and Stochastics.

• Gu-gyum Ha,  Junkee Jeon and Jihoon Ok  (2026)
  Optimal Portfolio Choice, Flexible Labor Supply, and Early Retirement under Borrowing Constraints over a Finite Horizon
  Working paper.

• Kexin Chen and Junkee Jeon
  Optimal Consumption, Portfolio Choice, and Early Retirement under Limited Commitment
  Working paper.

• Kexin Chen, Junkee Jeon, and Hyeng Keun Koo
  Standard of Living, Consumption Rigidity, and Asset Prices in a Risky World
  Working paper.

• Kyoung Jin Choi, Junkee Jeon*, Hyeng Keun Koo
  Consumption Inaction-induced Concentration Risk in Asset Pricing
  Working paper.

• Kexin Chen, Junkee Jeon,  Takwon Kim and Zhou Yang
  Finite-Horizon Optimal Retirement Timing Under Wealth Targets: Structure of the Free Boundaries
  Working paper.

• Junkee Jeon, Takwon Kim, Jinwan Park, and A.Max. Reppen  
  The Finite-Horizon Reversible Investment Problem under Multi-Dimensional Stochastic Dynamics
  Work in progress.

• Junkee Jeon, Hyeng Keun Koo, Minsuk Kwak and Ji Hee Yoon
  Anticipatory Social Preference with Sustainability Constraint
  Work in progress.