JEL C — Mathematical and Quantitative Methods

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• Econ-1 Equilibrium payoffs in finite multiplayer stochastic games LLM status: Open · 3 attempts · JEL C73 — Stochastic and Dynamic Games - Evolutionary Games - Repeated Games · 2026-10-09
• Econ-2 A polynomial-time approximation scheme for bimatrix Nash equilibrium LLM status: Open · 1 attempt · JEL C72 — Noncooperative Games · 2026-10-09
• Econ-4 Computational complexity of optimin in finite games LLM status: Open · 1 attempt · JEL C72 — Noncooperative Games · 2026-10-09
• Econ-5 Undiscounted equilibrium in three-player recursive games LLM status: Open · 1 attempt · JEL C73 — Stochastic and Dynamic Games - Evolutionary Games - Repeated Games · 2026-10-09
• Econ-6 The structural solvability frontier for multidimensional quadratic BSDEs LLM status: Open · 1 attempt · JEL C65 — Miscellaneous Mathematical Tools · 2026-10-09
• Econ-7 The extremal number of stable-marriage matchings LLM status: Open · 2 attempts · JEL C78 — Bargaining Theory - Matching Theory · 2026-10-09
• Econ-8 Payoff functionals guaranteeing a value under one-sided information LLM status: Partially solved · 2 attempts · JEL C73 — Stochastic and Dynamic Games - Evolutionary Games - Repeated Games · 2026-10-09
• Econ-10 Ordinary uniform approximate equilibria in quitting games LLM status: Open · 2 attempts · JEL C73 — Stochastic and Dynamic Games - Evolutionary Games - Repeated Games · 2026-10-09
• Econ-11 Characterizing universal convergence of fictitious play LLM status: Partially solved · 3 attempts · JEL C73 — Stochastic and Dynamic Games - Evolutionary Games - Repeated Games · 2026-10-09
• Econ-12 Grand-coalition arrival in the patient limit LLM status: Solved · 3 attempts · JEL C71 — Cooperative Games · 2026-10-09
• Econ-13 Determinacy of Dadaist Delta games LLM status: Open · 2 attempts · JEL C79 — Other · 2026-10-09
• Econ-14 The Catch-Up optimal-draw conjecture for consecutive integers LLM status: Open · 3 attempts · JEL C72 — Noncooperative Games · 2026-10-09
• Econ-15 Payoff characterization of convergence for a fixed mirror-descent rule LLM status: Partially solved · 3 attempts · JEL C73 — Stochastic and Dynamic Games - Evolutionary Games - Repeated Games · 2026-10-09
• Econ-17 Maxmin equality with the concavified nonrevealing value LLM status: Partially solved · 3 attempts · JEL C73 — Stochastic and Dynamic Games - Evolutionary Games - Repeated Games · 2026-10-09
• Econ-18 Polynomial-time solution of rational P-matrix linear complementarity LLM status: Open · 2 attempts · JEL C61 — Optimization Techniques - Programming Models - Dynamic Analysis · 2026-10-09
• Econ-19 Polynomial algorithms for games with ergodic payoff LLM status: Open · 2 attempts · JEL C73 — Stochastic and Dynamic Games - Evolutionary Games - Repeated Games · 2026-10-09
• Econ-20 Axiomatic containment of Mertens-stable sets without genericity LLM status: Partially solved · 1 attempt · JEL C73 — Stochastic and Dynamic Games - Evolutionary Games - Repeated Games
• Econ-21 Polynomial-time solution of simple stochastic games LLM status: Open · 2 attempts · JEL C73 — Stochastic and Dynamic Games - Evolutionary Games - Repeated Games · 2026-10-09
• Econ-25 Subgame-perfect equilibrium in concurrent reachability games LLM status: Partially solved · 3 attempts · JEL C73 — Stochastic and Dynamic Games - Evolutionary Games - Repeated Games · 2026-10-09
• Econ-26 Minimizer selection by the uncorrected vanishing-common-noise game LLM status: Solved · 3 attempts · JEL C73 — Stochastic and Dynamic Games - Evolutionary Games - Repeated Games · 2026-10-09
• Econ-27 Quadratic BSDE uniqueness with only one exponential moment LLM status: Solved · 3 attempts · JEL C65 — Miscellaneous Mathematical Tools · 2026-10-09
• Econ-28 Large-population selection of finite-state potential minimizers LLM status: Solved · 3 attempts · JEL C73 — Stochastic and Dynamic Games - Evolutionary Games - Repeated Games · 2026-10-09
• Econ-29 Nash equilibrium in two-player concurrent reachability games LLM status: Open · 2 attempts · JEL C73 — Stochastic and Dynamic Games - Evolutionary Games - Repeated Games · 2026-10-09
• Econ-30 Nonconvex quadratic BSDE uniqueness: a necessary correction LLM status: Solved · 3 attempts · JEL C65 — Miscellaneous Mathematical Tools · 2026-10-09
• Econ-31 Weak master-equation selection beyond finite-state potentials LLM status: Partially solved · 3 attempts · JEL C73 — Stochastic and Dynamic Games - Evolutionary Games - Repeated Games · 2026-10-09
• Econ-32 High-precision information-value-free coarse correlated equilibrium LLM status: Open · 2 attempts · JEL C72 — Noncooperative Games · 2026-10-09
• Econ-33 Bulk limits of nonmonotone finite-horizon MFG equilibria LLM status: Open · 2 attempts · JEL C73 — Stochastic and Dynamic Games - Evolutionary Games - Repeated Games · 2026-10-10
• Econ-34 Integrable terminal data at the critical logarithmic BSDE growth rate LLM status: Solved · 3 attempts · JEL C65 — Miscellaneous Mathematical Tools · 2026-10-09
• Econ-36 Scalable heterogeneous-agent macroeconomics LLM status: Partially solved · 3 attempts · JEL C63 — Computational Techniques - Simulation Modeling · 2026-10-09
• Econ-37 Exact normal-form correlated equilibrium from an extensive-form tree LLM status: Open · 2 attempts · JEL C72 — Noncooperative Games · 2026-10-09
• Econ-38 Uniqueness for an oscillatory generator of linear growth LLM status: Solved · 3 attempts · JEL C65 — Miscellaneous Mathematical Tools · 2026-10-09
• Econ-39 Classification and bifurcation of genuinely periodic MFG equilibria LLM status: Open · 3 attempts · JEL C73 — Stochastic and Dynamic Games - Evolutionary Games - Repeated Games · 2026-10-10
• Econ-41 Nonlinear stability of periodic MFG solutions LLM status: Partially solved · 3 attempts · JEL C73 — Stochastic and Dynamic Games - Evolutionary Games - Repeated Games · 2026-10-09
• Econ-42 Uniform-horizon convergence from the Nash system LLM status: Open · 1 attempt · JEL C73 — Stochastic and Dynamic Games - Evolutionary Games - Repeated Games · 2026-10-09
• Econ-43 Sequential adaptive experiments with uncertain causal structure LLM status: Open · 2 attempts · JEL C90 — General · 2026-10-09
• Econ-44 Approximate stopping equilibrium with nested information LLM status: Open · 3 attempts · JEL C73 — Stochastic and Dynamic Games - Evolutionary Games - Repeated Games · 2026-10-10
• Econ-46 Viscosity existence without the BSDE comparison structure LLM status: Solved · 3 attempts · JEL C65 — Miscellaneous Mathematical Tools · 2026-10-09
• Econ-48 The computational cost of minimax-optimal causal estimation LLM status: Open · 2 attempts · JEL C63 — Computational Techniques - Simulation Modeling · 2026-10-09
• Econ-49 Sequential and recursive equilibrium with a distributional state LLM status: Open · 2 attempts · JEL C62 — Existence and Stability Conditions of Equilibrium · 2026-10-09
• Econ-50 Dynamic games with incomplete information LLM status: Open · 2 attempts · JEL C73 — Stochastic and Dynamic Games - Evolutionary Games - Repeated Games · 2026-10-10
• Econ-51 Adaptation to unknown smoothness in causal functional estimation LLM status: Open · 2 attempts · JEL C14 — Semiparametric and Nonparametric Methods: General · 2026-10-09
• Econ-52 Uniform coalition reachability with unknown population size LLM status: Open · 3 attempts · JEL C73 — Stochastic and Dynamic Games - Evolutionary Games - Repeated Games · 2026-10-10
• Econ-53 Games with constrained Nash equilibria for every feasible outside option LLM status: Open · 2 attempts · JEL C72 — Noncooperative Games · 2026-10-10
• Econ-54 Recursive equilibrium without an auxiliary continuation state LLM status: Open · 2 attempts · JEL C62 — Existence and Stability Conditions of Equilibrium · 2026-10-09
• Econ-55 Adaptation across different structural classes of causal nuisances LLM status: Open · 2 attempts · JEL C14 — Semiparametric and Nonparametric Methods: General · 2026-10-09
• Econ-56 Minimax estimation of longitudinal intervention effects LLM status: Open · 3 attempts · JEL C14 — Semiparametric and Nonparametric Methods: General · 2026-10-10
• Econ-58 Multiple mediator mechanisms over time without cross-world substitutions LLM status: Open · 3 attempts · JEL C21 — Cross-Sectional Models - Spatial Models - Treatment Effect Models - Quantile Regressions · 2026-10-10
• Econ-64 Minimax self-play regret under adversarially valid decentralized learning LLM status: Open · 4 attempts · JEL C73 — Stochastic and Dynamic Games - Evolutionary Games - Repeated Games · 2026-10-10
• Econ-65 Optimal dimension dependence of constant self-play regret LLM status: Partially solved · 1 attempt · JEL C73 — Stochastic and Dynamic Games - Evolutionary Games - Repeated Games
• Econ-67 Sharp regret guarantees for dynamic treatment regimes LLM status: Open · 3 attempts · JEL C44 — Operations Research - Statistical Decision Theory · 2026-10-10