Sajjad NAJAFI

Assistant Professor

Information Systems and Operations Management

Biography

Sajjad Najafi is an Assistant Professor of Information Systems and Operations Management. He holds a Ph.D. in Operations Research from the University of Toronto. Prior to joining HEC Paris, he was a Research Fellow at Ross School of Business, the University of Michigan, Ann Arbor. Sajjad's current research revolves around dynamic pricing, revenue management, assortment optimization, and operations analytics in the retail and hospitality industries.

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Scientific articles

Joint Learning and Optimization for Multi-product Pricing (and Ranking) under a General Cascade Click Model

Management Science, October 2022, vol. 68, n° 10, pp 7362-7382, (in coll. with X. GAO, S. JASIN, H. ZHANG)

Working papers

Assortment Optimization with Multi-Item Basket Purchase under Multivariate MNL Model

SSRN Electronic Journal , 2021

Multi-product Dynamic Pricing (and Ranking) with Limited Inventories under Cascade Click Model

SSRN Electronic Journal , 2019

Price Markdowns to Induce Customers to Opt Out of Free Returns

SSRN Electronic Journal , 2018

How Freemium Gets Consumers to Pay a Premium: The Role of Loss-Aversion

SSRN Electronic Journal , 2017

Dynamic Pricing Under Consumer's Sequential Search

SSRN Electronic Journal , 2016