July 13, 2020

10AM to 11:45AM ET

12PM to 1:30PM ET

Business meeting (Plenary Room)

Tutorial Exercise Sessions

1:30PM to 3PM ET

Poster session (Reception Area and EC Video Room)

Global Challenges in Economics and Computation (Reception Area and GCEC Video Room)

3PM to 4:45PM ET

July 14, 2020

9AM to 11AM ET

(3 parallel watch parties followed by plenary poster session at 10AM ET)

New Solutions in Fair Division (Room A)

  • EFX Exists for Three Agents [Exemplary Theory and Best Student Paper]
    Bhaskar Ray Chaudhury, Jugal Garg and Kurt Mehlhorn
    paper | talk ]
  • Best of Both Worlds: Ex-Ante and Ex-Post Fairness in Resource Allocation
    Rupert Freeman, Nisarg Shah and Rohit Vaish
    paper | flash video | talk | poster ]
  • One Dollar Each Eliminates Envy
    Johannes Brustle, Jack Dippel, Vishnu Narayan, Mashbat Suzuki and Adrian Vetta
    paper | flash video | talk | poster ]

Information and Incentives (Room B)

  • Data and Incentives
    Annie Liang and Erik Madsen
    paper | flash video | talk | poster ]
  • Judged in Hindsight: Regulatory Incentives in Approving Innovations
    Suraj Malladi
    paper | talk ]
  • Sequential Fundraising and Social Insurance
    Amir Ban and Moran Koren
    paper | flash video | talk | poster ]

Equilibrium Computation (Room C)

  • The Multiplayer Colonel Blotto Game
    Enric Boix-Adserà, Benjamin Edelman and Siddhartha Jayanti
    paper | flash video | talk | poster ]
  • Escaping Saddle Points in Constant Dimensional Spaces: an Agent-based Modeling Perspective
    Grant Schoenebeck and Fang-Yi Yu
    paper | flash video | talk | poster ]
  • A Complete Characterization of Infinitely Repeated Two-Player Games having Computable Strategies with no Computable Best Response under Limit-of-Means Payoff
    Jakub Dargaj and Jakob Grue Simonsen
    paper | talk ]

11AM to 12PM ET

Keynote talk by Jacques Crémer (Plenary Room)
Dynamic Competition Between Platforms

12PM to 12:30PM ET

Break

12:30PM to 2:30PM ET

(5 parallel watch parties followed by plenary poster session at 1:30PM ET)

X: Evidence from Y (Room A)

  • Designing Informative Rating Systems: Evidence from an Online Labor Market
    Nikhil Garg and Ramesh Johari
    paper | flash video | talk | poster ]
  • The Effects of Influencer Advertising Disclosure Regulations: Evidence From Instagram
    Daniel Ershov and Matthew Mitchell
    paper | flash video | talk | poster ]
  • The Engagement-Diversity Connection: Evidence from a Field Experiment on Spotify
    David Holtz, Benjamin Carterette, Praveen Chandar, Zahra Nazari, Henriette Cramer and Sinan Aral
    paper | flash video | talk | poster ]

Games on Networks (Room B)

  • Strategic Formation and Reliability of Supply Chain Networks
    Victor Amelkin and Rakesh Vohra
    paper | talk ]
  • Portfolio Compression in Financial Networks: Incentives and Systemic Risk
    Steffen Schuldenzucker and Sven Seuken
    paper | flash video | talk | poster ]
  • Resource-Aware Protocols for Network Cost-Sharing Games
    Giorgos Christodoulou, Vasilis Gkatzelis, Alkmini Sgouritsa and Mohamad Latifian
    paper | flash video | talk | poster ]

Mechanism Design without Money (Room C)

  • Allocation with Correlated Information: Too Good to Be True
    Deniz Kattwinkel
    paper | flash video | talk ]
  • Incentive-Compatible Selection Mechanisms for Forests
    Oren Dean, Moshe Tennenholtz and Yakov Babichenko
    paper | talk ]
  • Characterization of Group-Strategyproof Mechanisms for Facility Location in Strictly Convex Space
    Authors: Pingzhong Tang, Dingli Yu and Shengyu Zhao
    paper | flash video | talk | poster ]

Secretaries and Prophets (Room D)

  • Prophet Inequalities with Linear Correlations and Augmentations
    Nicole Immorlica, Sahil Singla and Bo Waggoner
    paper | flash video | talk | poster ]
  • On Optimal Ordering in the Optimal Stopping Problem
    Shipra Agrawal, Jay Sethuraman and Xingyu Zhang
    paper | talk ]
  • The Secretary Recommendation Problem
    Niklas Hahn, Martin Hoefer and Rann Smorodinsky
    paper | talk | poster ]

Revenue Maximization (Room E)

  • Escaping Cannibalization? Correlation-Robust Pricing for a Unit-Demand Buyer
    Moshe Babaioff, Michal Feldman, Yannai A. Gonczarowski, Brendan Lucier and Inbal Talgam-Cohen
    paper | flash video | talk | poster ]
  • Optimal Mechanism Design for Single-Minded Agents
    Nikhil Devanur, Kira Goldner, Raghuvansh Saxena, Ariel Schvartzman and S. Matthew Weinberg
    paper | flash video | talk | poster ]
  • More Revenue from Two Samples via Factor Revealing SDPs
    Authors: Constantinos Daskalakis and Manolis Zampetakis
    paper | flash video | talk | poster ]

2:30PM to 3PM ET

Break

3PM to 5PM ET

(4 parallel watch parties followed by plenary poster session at 4PM ET)

Pricing (Room A)

  • Pricing for the Stars: Dynamic Pricing in the Presence of Rating Systems [Exemplary Applied Modeling]
    Andre Stenzel, Christoph Wolf and Peter Schmidt
    paper | flash video | talk | poster ]
  • The Value of Observability in Dynamic Pricing
    Jose Correa, Dana Maria Pizarro and Gustavo Vulcano
    paper | flash video | talk | poster ]
  • Loot Box Pricing and Design
    Ningyuan Chen, Adam Elmachtoub, Michael Hamilton and Xiao Lei
    paper | talk ]

Incentives in Labor Markets (Room B)

  • Minimum Earnings Regulation and the Stability of Marketplaces
    Arash Asadpour, Ilan Lobel and Garrett van Ryzin
    paper | flash video | talk | poster ]
  • Balancing Agent Retention and Waiting Time in Service Platforms
    Marcelo Olivares, Andres Musalem and Daniel Yung
    paper | talk ]
  • Online Policies for Efficient Volunteer Crowdsourcing
    Vahideh Manshadi and Scott Rodilitz
    paper | flash video | talk | poster ]

Queues (Room C)

  • Queue Lengths as Constantly Adapting Prices: Allocative Efficiency Under Random Dynamics
    Itai Ashlagi, Jacob Leshno, Pengyu Qian and Amin Saberi
    paper | talk ]
  • Stability and Learning in Strategic Queuing Systems
    Jason Gaitonde and Eva Tardos
    paper | flash video | talk | poster ]
  • Information Design for Congested Social Services: Optimal Need-Based Persuasion
    Jerry Anunrojwong, Krishnamurthy Iyer and Vahideh Manshadi
    paper | flash video | talk | poster ]

Markets and Beyond (Room D)

  • The Equilibrium Existence Duality: Equilibrium with Indivisibilities & Income Effects
    Elizabeth Baldwin, Omer Edhan, Ravi Jagadeesan, Paul Klemperer and Alexander Teytelboym
    paper | flash video | talk | poster ]
  • To Infinity and Beyond: Scaling Economic Theories via Logical Compactness
    Yannai A. Gonczarowski, Scott Duke Kominers and Ran Shorrer
    paper | flash video | talk | poster ]
  • A Learning Framework for Distribution-Based Game-Theoretic Solution Concepts
    Tushant Jha and Yair Zick
    paper | flash video | talk | poster ]

July 15, 2020

9AM to 11AM ET

Highlights Beyond EC (Plenary Room)

  • Superhuman AI for Multiplayer Poker
    Noam Brown and Tuomas Sandholm (Science 2019)
  • Improved Truthful Mechanisms for Combinatorial Auctions with Submodular Bidders
    Sepehr Assadi and Sahil Singla (FOCS 2019)
  • Subsidy Allocations in the Presence of Income Shocks
    Rediet Abebe, Jon Kleinberg and S. Matthew Weinberg (AAAI 2020)
  • Endowments, Exclusion, and Exchange
    Ivan Balbuzanov and Maciej H. Kotowski (Econometrica 2019)
  • Bernoulli Factories and Black-Box Reductions in Mechanism Design
    Shaddin Dughmi, Jason Hartline, Robert Kleinberg, and Rad Niazadeh (STOC 2017)

11AM to 12PM ET

Test of Time Award (Plenary Room)

  • Calibrated Learning and Correlated Equilibrium
    Dean Foster and Rakesh Vohra
  • A Simple Adaptive Procedure Leading to Correlated Equilibrium
    Sergiu Hart and Andreu Mas-Colell

SIGecom Doctoral Dissertation Award (Plenary Room)
Hongyao Ma
Thesis title: Mechanism Design for Coordinating Behavior

 

12PM to 12:30PM ET

Break

12:30PM to 2:30PM ET

(5 parallel watch parties followed by plenary poster session at 1:30PM ET)

Computation of Fair Allocations (Room A)

  • An Improved Approximation Algorithm for Maximin Shares
    Jugal Garg and Setareh Taki
    paper | talk | poster ]
  • Consensus-Halving: Does It Ever Get Easier?
    Aris Filos-Ratsikas, Alexandros Hollender, Katerina Sotiraki and Manolis Zampetakis
    paper | flash video | talk | poster ]
  • Fair Cake Division Under Monotone Likelihood Ratios
    Siddharth Barman and Nidhi Rathi
    paper | talk ]

Search, Rankings, and Reviews (Room B)

  • Pandora’s Box Problem with Order Constraints
    Shant Boodaghians, Federico Fusco, Philip Lazos and Stefano Leonardi
    paper | flash video | talk | poster ]
  • Product Ranking on Online Platforms
    Mahsa Derakhshan, Negin Golrezaei, Vahideh Manshadi and Vahab Mirrokni
    paper | talk ]
  • Does Quality Improve with Customer Voice? Evidence from the Hotel Industry [Exemplary Empirics]
    Uttara Ananthakrishnan, Davide Proserpio and Siddartha Sharma
    paper | talk ]

Matching Applications (Room C)

  • Matching Algorithms for Blood Donation
    Duncan McElfresh, Sergey Pupyrev, Christian Kroer, Karthik Sankararaman, John Dickerson, Eric Sodomka, Zack Chauvin and Neil Dexter
    paper | talk | poster ]
  • Unpaired Kidney Exchange: Overcoming Double Coincidence of Wants without Money
    Akbarpour Mohammad, Julien Combe, He Yinghua, Hiller Victor, Shimer Robert and Olivier Tercieux
    paper | flash video | talk | poster ]
  • Correlation Neglect in Student-to-School Matching
    Ran Shorrer, Chloe Tergiman and Alex Rees-Jones
    paper | flash video | talk | poster ]

Social Networks (Room D)

  • Contagion in Graphons
    Authors: Selman Erol, Francesca Parise and Alexander Teytelboym
    paper | flash video | talk | poster ]
  • Adversarial Perturbations of Opinion Dynamics in Networks
    Jason Gaitonde, Jon Kleinberg and Eva Tardos
    paper | flash video | talk | poster ]
  • An Experiment on Network Density and Sequential Learning
    Krishna Dasaratha and Kevin He
    paper | flash video | talk | poster ]

Combinatorial Markets (Room E)

  • Menu-size Complexity and Revenue Continuity of Buy-many Mechanisms.
    Shuchi Chawla, Yifeng Teng and Christos Tzamos
    paper | flash video | talk | poster ]
  • On the (in-)approximability of Bayesian Revenue Maximization for a Combinatorial Buyer
    Natalie Collina and S. Matthew Weinberg
    paper | flash video | talk | poster ]
  • A General Framework for Endowment Effects in Combinatorial Markets
    Tomer Ezra, Michal Feldman and Ophir Friedler
    paper | flash video | talk | poster ]

2:30PM to 3PM ET

Break

3PM to 5PM ET

(4 parallel watch parties followed by plenary poster session at 4PM ET)

Ridesharing (Room A)

  • Driver Surge Pricing
    Nikhil Garg and Hamid Nazerzadeh
    paper | flash video | talk | poster ]
  • Blind Dynamic Resource Allocation in Closed Networks via Mirror Backpressure
    Pengyu Qian and Yash Kanoria
    paper | flash video | talk ]
  • Spatial Distribution of Supply and the Role of Market Thickness: Theory and Evidence from Ridesharing
    Soheil Ghili and Vineet Kumar
    paper | flash video | talk | poster ]

Bounded Rationality (Room B)

  • Ordered Search with Boundedly Rational Consumers
    Mauro Papi
    paper | talk ]
  • Finite State Machines Play Extensive-Form Games
    Jakub Cerny, Branislav Bosansky and Bo An
    paper | flash video | talk | poster ]
  • A Formal Separation Between Strategic and Nonstrategic Behavior
    James Wright and Kevin Leyton-Brown
    paper | flash video | talk | poster ]

Data and Privacy (Room C)

  • Voluntary Disclosure and Personalized Pricing
    S. Nageeb Ali, Greg Lewis and Shoshana Vasserman
    paper | flash video | talk | poster ]
  • Dynamic Privacy Choices
    Shota Ichihashi
    paper | flash video | talk | poster ]
  • Differentially Private Call Auctions and Market Impact
    Emily Diana, Hadi Elzayn, Michael Kearns, Aaron Roth, Saeed Sharifi-Malvajerdi and Juba Ziani
    paper | flash video | talk | poster ]

Matching Theory (Room D)

  • Two-Sided Random Matching Markets: Ex-Ante Equivalence of the Deferred Acceptance Procedures
    Simon Mauras
    paper | flash video | talk | poster ]
  • The Complexity of Interactively Learning a Stable Matching by Trial and Error
    Ehsan Emamjomeh-Zadeh, Yannai A. Gonczarowski and David Kempe
    paper | flash video | talk | poster ]
  • Efficient Matchmaking in Assignment Games with Application to Online Platforms
    Peng Shi
    paper | flash video | talk | poster ]

 

July 16, 2020

9AM to 11AM ET

(3 parallel watch parties followed by plenary poster session at 10AM ET)

Auctions (Room A)

  • Incentive Auction Design Alternatives: A Simulation Study [Exemplary AI and Computation]
    Neil Newman, Kevin Leyton-Brown, Paul Milgrom and Ilya Segal
    paper | flash video | talk | poster ]
  • Information Choice in Auctions
    Nina Bobkova
    paper | talk ]
  • Budget-Constrained Incentive Compatibility for Stationary Mechanisms
    Santiago Balseiro, Anthony Kim, Mohammad Mahdian and Vahab Mirrokni
    paper | talk ]

Cryptocurrencies (Room B)

  • Vertically Disintegrated Platforms
    Christoph Aymanns, Tarik Roukny and Mathias Dewatripont
    paper | talk ]
  • An Economic Analysis of Difficulty Adjustment Algorithms in Proof-of-Work Blockchain Systems
    Shunya Noda, Kyohei Okumura and Yoshinori Hashimoto
    paper | flash video | talk | poster ]
  • Continuous Credit Networks and Layer 2 Blockchains: Monotonicity and Sampling
    Geoffrey Ramseyer and Ashish Goel
    paper | flash video | talk | poster ]

Optimization (Room C)

  • Convex Optimization for Bundle Size Pricing Problem
    Xiaobo Li, Hailong Sun and Chung Piaw Teo
    paper | talk ]
  • Optimizing Offer Sets in Sub-Linear Time
    Vivek Farias, Andrew Li and Deeksha Sinha
    paper | talk ]
  • Optimal Persuasion via Bi-Pooling
    Itai Arieli, Yakov Babichenko, Rann Smorodinsky and Takuro Yamashita
    paper | flash video | talk | poster ]

12PM to 12:30PM ET

Break

12:30PM to 2:30PM ET

(5 parallel watch parties followed by plenary poster session at 1:30PM ET)

Social Learning (Room A)

  • Feasible Joint Posterior Beliefs [Best Paper]
    Itai Arieli, Yakov Babichenko, Fedor Sandomirskiy and Omer Tamuz
    paper | flash video | talk | poster ]
  • Learning through the Grapevine: the Impact of Message Mutation, Transmission Failure, and Deliberate Bias
    Matthew Jackson, Suraj Malladi and David McAdams
    paper | talk ]
  • Incentivizing Exploration with Selective Data Disclosure
    Nicole Immorlica, Jieming Mao, Aleksandrs Slivkins and Zhiwei Steven Wu
    paper | flash video | talk | poster ]

Fairness and Ethics (Room B)

  • On Fair Selection in the Presence of Implicit Variance
    Vitalii Emelianov, Nicolas Gast, Krishna Gummadi and Patrick Loiseau
    paper | flash video | talk | poster ]
  • Fair Prediction with Endogenous Behavior
    Christopher Jung, Sampath Kannan, Changhwa Lee, Mallesh Pai, Aaron Roth and Rakesh Vohra
    paper | flash video | talk | poster ]
  • Biased Programmers? Or Biased Data? A Field Experiment in Operationalizing AI Ethics
    Bo Cowgill, Fabrizio Dell’Acqua, Augustin Chaintreau, Nakul Verma and Samuel Deng
    paper | talk | poster ]

Optimal Auctions (Room C)

  • Credible, Truthful, and Two-Round (Optimal) Auctions via Cryptographic Commitments
    Matheus Venturyne Xavier Ferreira and S. Matthew Weinberg
    paper | flash video | talk | poster ]
  • Simple, Credible, and Approximately-Optimal Auctions
    Costis Daskalakis, Maxwell Fishelson, Brendan Lucier,  Vasilis Syrgkanis and Santhoshini Velusamy
    paper | flash video | talk | poster ]
  • Multi-Item Mechanisms without Item-Independence: Learnability via Robustness
    Johannes Brustle, Yang Cai and Constantinos Daskalakis
    paper | flash video | talk | poster ]

Game-Theoretic Solution Concepts (Room D)

  • One for All, All for One—Von Neumann, Wald, Rawls, and Pareto
    Mehmet Ismail
    paper | flash video | talk | poster ]
  • The Edgeworth Conjecture with Small Coalitions and Approximate Equilibria in Large Economies
    Siddharth Barman and Federico Echenique
    paper | talk | poster ]
  • On Sustainable Equilibria
    Srihari Govindan, Rida Laraki and Lucas Pahl
    paper | flash video | talk | poster ]

Dynamic Matching (Room E)

  • Online Stochastic Max-Weight Matching: Prophet Inequality for Vertex and Edge Arrival Models
    Authors: Tomer Ezra, Michal Feldman, Nick Gravin and Zhihao Gavin Tang
    paper | flash video | talk | poster ]
  • Dynamic Stochastic Matching Under Limited Time
    Ali Aouad and Omer Saritac
    paper | flash video | talk | poster ]
  • Online Matching with Stochastic Rewards: Optimal Competitive Ratio via Path Based Formulation
    Vineet Goyal and Rajan Udwani
    paper | talk ]

2:30PM to 3PM ET

Break

3PM to 5PM ET

(4 parallel watch parties followed by plenary poster session at 4PM ET)

Social Choice (Room A)

  • Proportionality and the Limits of Welfarism
    Dominik Peters and Piotr Skowron
    paper | talk ]
  • Optimal Communication-Distortion Tradeoff in Voting
    Debmalya Mandal, Nisarg Shah and David Woodruff
    paper | talk | poster ]
  • Meddling Metrics: the Effects of Measuring and Constraining Partisan Gerrymandering on Voter Incentives
    Brian Brubach, Aravind Srinivasan and Shawn Zhao
    paper | flash video | talk | poster ]

Econometric Methods (Room B)

  • Machine Learning Instrument Variables for Causal Inference
    Amandeep Singh, Kartik Hosanagar and Amit Gandhi
    paper | talk ]
  • Variance-Weighted Estimators to Improve Sensitivity in Online Experiments
    Kevin Liou and Sean Taylor
    paper | talk ]
  • Experimental Design in Two-Sided Platforms: An Analysis of Bias
    Ramesh Johari, Hannah Li and Gabriel Weintraub
    paper | flash video | talk | poster ]

Crowdsourcing (Room C)

  • Surrogate Scoring Rules
    Yiling Chen, Yang Liu and Juntao Wang
    paper | flash video | talk | poster ]
  • Small Steps to Accuracy: Incremental Belief Updaters Are Better Forecasters
    Pavel Atanasov, Jens Witkowski, Lyle Ungar, Barbara Mellers and Philip Tetlock
    paper | flash video | talk | poster ]
  • Prizes on Crowdsourcing Platforms: An Equilibrium Analysis of Competing Contests
    Konstantinos Stouras, Sanjiv Erat and Kenneth C. Lichtendahl Jr.
    paper | talk ]

Dynamic Mechanisms (Room D)

  • Quick or Cheap? Breaking Points in Dynamic Markets
    Panayotis Mertikopoulos, Heinrich Nax and Bary Pradelski
    paper | talk ]
  • Combinatorial Ski Rental and Online Bipartite Matching
    Hanrui Zhang and Vincent Conitzer
    paper | flash video | talk | poster ]
  • Fairness-Efficiency Tradeoffs in Dynamic Fair Division
    David Zeng and Alexandros Psomas
    paper | flash video | talk | poster ]