Nima Haghpanah 415 Kern Building
Penn State University, University Park, PA 16802

nima.haghpanah at
haghpanah at


I am an assistant professor of Economics at Penn State.

I am a microeconomic theorist. My research is on mechanism, contract, and auction design, and price discrimination.

Work in Progress

Selling to a Group
with Aditya Kuvalekar and Elliot Lipnowski
Abstract to appear in EC 2021

How to Sell Hard Information [Slides]
with S. Nageeb Ali, Xiao Lin, and Ron Siegel
R&R at QJE

Pareto Improving Segmentation of Multi-product markets [Slides]
with Ron Siegel
Abstract in EC 2019 as Consumer-Optimal Market Segmentation

Consumer Surplus and Multi-Product Market Segmentation
with Ron Siegel

Sequential Mechanisms with ex-post Individual Rationality
with Itai Ashlagi and Constantinos Daskalakis
Abstract in EC 2016


When Is Pure Bundling Optimal?
with Jason Hartline
REStud (forthcoming)
Abstract in EC 2015 as Reverse Mechanism Design
(The paper supersedes Multidimensional Virtual Values and Second Degree Price Discrimination which is no longer in development.)

Full Surplus Extraction from Samples [Slides]
with Hu Fu, Jason Hartline, and Robert Kleinberg
JET 2021

Optimal Multi-Unit Mechanisms with Private Demands
with Nikhil Devanur and Alex Psomas
GEB 2020
Abstract in EC 2017

Efficient Computation of Optimal Auctions via Reduced Forms
with Saeed Alaei, Hu Fu, Jason Hartline, and Azarakhsh Malekian
Math of OR 2019
One page abstract in EC 2012

Revenue Maximization with Non-excludable Goods
with MohammadHossein Bateni, Balu Sivan, and Morteza Zadimoghaddam
Preliminary version in WINE 2013

Optimal Auctions with Positive Network Externalities
with Nicole Immorlica, Vahab Mirrokni, and Kamesh Munagala
One page abstract in EC 2011

Equilibrium Pricing with Positive Externalities
with Nima Anari, Shayan Ehsani, Mohammad Ghodsi, Nicole Immorlica, Hamid Mahini, and Vahab Mirrokni
TCS 2013
Preliminary version in WINE 2010
Conference Papers

Exchange Market Mechanisms without Money
with Zeinab Abbassi and Vahab Mirrokni
WINE 2015

The Simple Economics of Approximately Optimal Auctions
with Saeed Alaei, Hu Fu, and Jason Hartline
FOCS 2013

Optimal Iterative Pricing over Social Networks
with Hessamedin Akhlaghpour, Mohammad Ghodsi, Hamid Mahini, Vahab Mirrokni, and Afshin Nikzad
WINE 2010


Optimal Multi-parameter Auction Design
Northwestern University 2014