Web and Internet Economics

Best Paper Awards.- Stable Dinner Party Seating Arrangements.- Buy-Many Mechanisms for Many Unit-Demand Buyers.- Full Papers.- Partial Allocations in Budget-Feasible Mechanism Design: Bridging Multiple Levels of Service and Divisible Agents.- High-Welfare Matching Markets via Descending Price.- Fair Division with Allocator's Preference.- Optimal Stopping with Multi-Dimensional Comparative Loss Aversion.- Selling to Multiple No-Regret Buyers.- Penalties and Rewards for Fair Learning in Paired Kidney Exchange Programs.- Deterministic Impartial Selection with Weights.- Blockchain Participation Games.- Recovering Single-Crossing Preferences From Approval Ballots.- The Good, the Bad and the Submodular: Fairly Allocating Mixed Manna Under Order-Neutral Submodular Preferences.- Dividing Good and Great Items among Agents with Bivalued Submodular Valuations.- Equilibrium Analysis of Customer Attraction Games.- The Importance of Knowing the Arrival Order in Combinatorial Bayesian Settings.- Prophet Inequalities via the Expected Competitive Ratio.- Smoothed Analysis of Social Choice, Revisited.- A Discrete and Bounded Locally Envy-Free Cake Cutting Protocol on Trees.- A Mechanism for Participatory Budgeting With Funding Constraints and Project Interactions.- Randomized Algorithm for MPMD on Two Sources.- Polyhedral Clinching Auctions for Indivisible Goods.- Online Matching with Stochastic Rewards: Advanced Analyses Using Configuration Linear Programs.- Online Nash Welfare Maximization Without Predictions.- The Price of Anarchy of Probabilistic Serial in One-Sided Allocation Problems.- An Adaptive and Verifiably Proportional Method for Participatory Budgeting.- Routing MEV in Constant Function Market Makers.- Auction Design for Value Maximizers with Budget and Return-on-spend Constraints.- Auction Design for Bidders with Ex Post ROI Constraints.- Nash Stability in Fractional Hedonic Games with Bounded Size Coalitions.- Improved Competitive Ratio for Edge-Weighted Online Stochastic Matching.- Separation in Distributionally Robust Monopolist Problem.- Target-Oriented Regret Minimization for Satisficing Monopolists.- One Quarter Each (on Average) Ensures Proportionality.- Two-Sided Capacitated Submodular Maximization in Gig Platforms.- Price Cycles in Ridesharing Platforms.- Improved Truthful Rank Approximation for Rank-Maximal Matchings.- Reallocation Mechanisms under Distributional Constraints in the Full Preference Domain.- Abstracts.- How Good Are Privacy Guarantees? Platform Architecture and Violation of User Privacy.- Best-of-Both-Worlds Fairness in Committee Voting.- Fair Division with Subjective Divisibility.- The Incentive Guarantees Behind Nash Welfare in Divisible Resources Allocation.- Information Design for SpatialResource Allocation.- Do Private Transaction Pools Mitigate Frontrunning Risk?.- Faster Ascending Auctions via Polymatroid Sum.- Dynamic Multinomial Logit Choice Model with Network Externalities: A Diffusive Analysis.- PRINCIPRO: Data-Driven Algorithms for Joint Pricing and Inventory Control under Price Protection.- Substitutes markets with budget constraints: solving for competitive and optimal prices.- Sequential Recommendation and Pricing under the Mixed Cascade Model.- Best-Response Dynamics in Tullock Contests with Convex Costs.- MNL-Prophet: Sequential Assortment Selection under Uncertainty.- Fair Incentives for Repeated Engagement.- Markov Persuasion Processes with Endogenous Agent Beliefs.- Stochastic Online Fisher Markets: Static Pricing Limits and Adaptive Enhancements.- The Colonel Blotto Game on Measure Spaces.- Assortment Optimization in the Presence of Focal Effect: Operational Insights and Efficient Algorithms.- On Hill's Worst-Case Guarantee for Indivisible Bads.- Prophet Inequality on I.I.D. Distributions: Beating 1-1/e with a Single Query.- Allocating Emission Permits Efficiently via Uniform Linear Mechanisms.- Collective Search in Networks.- The Limits of School Choice with Consent.- Binary Mechanisms under Privacy-Preserving Noise.- Learning Non-parametric Choice Models with Discrete Fourier Analysis.- Threshold Policies with Tight Guarantees for Online Selection with Convex Costs.- Best Cost-Sharing Rule Design for Selfish Bin Packing.- Most Equitable Voting Rules.- Near-Optimal Dynamic Pricing in Large Networks.