Navdeep S. Sahni

Associate Professor, Marketing

Navdeep S. Sahni

Associate Professor of Marketing

Younger Family Faculty Scholar for 2023–2024
Academic Area:

Research Statement

Navdeep Sahni’s research investigates consumer and seller decisions in digital marketplaces.


Sahni is an associate professor of marketing at Stanford GSB. His research investigates consumer and seller decisions in digital marketplaces. His research employs methodologies ranging from econometric analysis to large-scale experimentation to make inferences from data. In recent years, he has studied how platform policies can increase welfare of all sides of a marketplace. His research also examines the effects of various marketing activities including internet search advertising, display advertising, retargeting, and email marketing. He has published several articles in leading marketing and economics journals, including Marketing Science, Management Science, Quantitative Marketing and Economics, and the Review of Economic Studies. His research has been recognized with awards, including American Marketing Association’s Paul Green Award, Weitz-Winer-O’Dell Award, and Quantitative Marketing and Economics Journal’s Dick Wittink prize. He was named to the Marketing Science Institute’s list of Scholars in 2022.

Sahni joined Stanford in the summer of 2012. He received his PhD from the University of Chicago Booth School of Business in 2012. He holds an undergraduate degree (Integrated M.Tech.) in mathematics and computing from Indian Institute of Technology Delhi.

Academic Degrees

  • PhD. Quantitative Marketing, University of Chicago Booth School of Business, 2007–12
  • B. Tech & M. Tech, Mathematics & Computing, Indian Institute of Technology, Delhi, 2004

Academic Appointments

  • Associate Professor of Marketing, 2016–present
  • Business School of Trust Faculty Scholar 2022-23
  • Assistant Professor of Marketing, 2012–16
  • Lacob Family Faculty Scholar for 2016–17

Awards and Honors

  • Business School Trust Faculty Scholar, 2022–23
  • Finalist, Gary Lilien Marketing Science Practice Prize
  • Winner, Weitz-Winer-O'Dell Award, 2021
  • Finalist Paul Green Award 2019
  • Winner, 2016 Dick Wittink Award
  • Winner, Paul Green Award, 2016
  • Winner, Paul Green Award, 2016
  • Winner, ISMS Doctoral dissertation award, 2011
  • Fellow at AMA-Sheth Doctoral Consortium, 2011
  • Katherine Dusak Miller PhD Fellowship for academic years 2009–11
  • The Joseph Pichler Fellowship for Summer Research, 2008
  • Top 1% in National Standard Examination (Physics Olympiad 1997) in Physics at Higher Secondary Level


Journal Articles

Navdeep S. Sahni, Charles Zhang
Quantitative Marketing and Economics
November 2023 Vol. 22 Pages 63–114
Joonhyuk Yang, Navdeep S. Sahni, Harikesh S. Nair, Xi Xiong
Marketing Science
July 2023
Navdeep S. Sahni, Harikesh S. Nair
Market Science
January 2020 Vol. 39 Issue 1 Pages 5-32
Navdeep S. Sahni, Harikesh S. Nair
The Review of Economic Studies
October 2019
Navdeep S. Sahni, Sridhar Narayanan, Kirthi Kalyanam
Journal of Marketing Research
June 1, 2019 Vol. 56 Issue 3 Pages 401-418
Navdeep S. Sahni, S. Christian Wheeler, Pradeep Chintagunta
Marketing Science
February 27, 2018 Vol. 37 Issue 2 Pages 177-331
Navdeep S. Sahni, Dan Zou, Pradeep K. Chintagunta
Management Science
August 2017 Vol. 63 Issue 8 Pages 2688-2705
Navdeep S. Sahni
Journal of Marketing Research
August 2016 Vol. 53 Issue 4 Pages 459-478
Navdeep S. Sahni
Quantitative Marketing and Economics
September 2015 Vol. 13 Issue 3 Pages 203-247
Anja Lambrecht, Avi Goldfarb, Alessandro Bonatti, Anindya Ghose, Daniel G. Goldstein, Randall Lewis, Anita Rao, Navdeep S. Sahni, Song Yao
Marketing Letters
June 24, 2014 Vol. 25 Issue 3 Pages 331-341

Working Papers

Klaus M. Miller, Navdeep S. Sahni, Avner Strulov-Shlain January 2023
Xiliang Lin, Harikesh S. Nair, Navdeep S. Sahni, Caio Waisman March 27, 2019
Navdeep S. Sahni, S. Christian Wheeler, Pradeep K. Chintanguta October 23, 2016
Navdeep S. Sahni, Sridhar Narayanan, Kirthi Kalyanam October 14, 2016

Service to the Profession


  • Marketing Science
  • Journal of Marketing Research
  • Management Science
  • Operations Research
  • Journal of Industrial Economics
  • Quarterly Journal of Economics
  • Journal of Political Economy

In the Media

Insights by Stanford Business

March 07, 2024
Are search ads convenient or annoying? New data bolsters one side of this long-running debate.
March 01, 2023
Companies seeking loyal consumers shouldn’t take advantage of their tendency to stick with unwanted subscriptions.
May 18, 2021
The director of Stanford GSB’s Computational Marketing Lab talks about the “horrendously complex science” behind online advertising research.
September 04, 2019
You know those ads that follow you around online? New research shows that they work, especially when deployed early.
January 08, 2018
Online shoppers are savvy enough to discern sponsored listings from organic content — but the ads still work.
September 28, 2016
Companies that advertise hoping to boost sales may unknowingly help their competitors.
April 28, 2016
One study shows how native ads attract more business.
January 21, 2015
Targeted promotions increase revenue and profits for companies that send them out.

School News

July 11, 2012
Award-winning economist Susan Athey, noted econometrician Guido Imbens, corporate finance expert Joshua Rauh, and others to join Stanford GSB faculty.