Guillermo Gallego

(Last updated, December 2014)


Ph.D. Cornell University, 1988

M.S. Cornell University, 1987

B.A. UCSD, 1980







Contact Information

Guillermo Gallego
Liu Family Professor
Department of Industrial Engineering and Operations Research
Columbia University in the City of New York
530 West 120th Street, MC 4704
NY, NY 10027-6699
Phone: (212) 854-2935
FAX: (212) 854-8103



Research Interests


Recent research papers

o   A General Attraction Model and an Efficient Formulation for the Network Revenue Management Problem

o   Assortment Planning under the Multinomial Logit Model with Totally Unimodular Constraint Structures

o   A Markov Chain Approximation to Choice Modeling

o   Service Engineering: The Future of Service Feature Design and Pricing

o   Multi-Product Price Optimization and Competition under the Nested Logit Model with Product-Dependent Price Sensitivities

o   Tournament Options

o   Assortment Optimization under Variants of the Nested Logit Model

o   Constrained Assortment Optimization for the Nested Logit Model

o   Dynamic Pricing of Perishable Assets under Competition

o   Competitive Effects of Requiring Sales Thresholds to Trigger Higher Commissions