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- March 2022
- Teaching Note
JOANN: Joannalytics Inventory Allocation Tool
By: Kris Ferreira
Teaching Note for HBS Case No. 621-055.
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- March 2022
- Article
Learning to Rank an Assortment of Products
By: Kris Ferreira, Sunanda Parthasarathy and Shreyas Sekar
We consider the product ranking challenge that online retailers face when their customers typically behave as “window shoppers”: they form an impression of the assortment after browsing products ranked in the initial positions and then decide whether to continue...
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Keywords:
Online Learning;
Product Ranking;
Assortment Optimization;
Learning;
Internet and the Web;
Product Marketing;
Consumer Behavior;
E-commerce
Ferreira, Kris, Sunanda Parthasarathy, and Shreyas Sekar. "Learning to Rank an Assortment of Products." Management Science 68, no. 3 (March 2022): 1828–1848.
- October 2021
- Case
Diversifying P&G's Supplier Base (A)
By: Kris Ferreira, Kym Lew Nelson, Carin-Isabel Knoop and Sarah Mehta
In February 2003, P&G hosted two meetings—one with its largest woman- and minority-owned suppliers and one with its largest non-minority-owned suppliers. Attendees in each meeting heard the same message: P&G was keen to grow its commitment to inclusive supply chains,...
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Keywords:
Business Ventures;
Mergers and Acquisitions;
Business Model;
Business Organization;
Family Business;
Joint Ventures;
Demographics;
Diversity;
Ethnicity;
Race;
Ethics;
Fairness;
Ownership;
Supply Chain Management;
Consumer Products Industry;
Service Industry;
United States;
Ohio
Ferreira, Kris, Kym Lew Nelson, Carin-Isabel Knoop, and Sarah Mehta. "Diversifying P&G's Supplier Base (A)." Harvard Business School Case 622-008, October 2021.
- October 2021
- Supplement
Diversifying P&G's Supplier Base (B)
By: Kris Ferreira, Kym Lew Nelson, Carin-Isabel Knoop and Sarah Mehta
This (B) case accompanies the (A) case of the same title.
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Keywords:
Business Ventures;
Mergers and Acquisitions;
Business Model;
Business Organization;
Family Business;
Joint Ventures;
Demographics;
Diversity;
Ethnicity;
Race;
Fairness;
Ownership;
Supply Chain Management;
Consumer Products Industry;
Service Industry;
United States;
Ohio
Ferreira, Kris, Kym Lew Nelson, Carin-Isabel Knoop, and Sarah Mehta. "Diversifying P&G's Supplier Base (B)." Harvard Business School Supplement 622-029, October 2021.
- September 2021 (Revised March 2022)
- Teaching Note
GHN and AhaMove: Last-Mile Delivery in Vietnam
By: Kris Ferreira, Joel Goh and Dawn H. Lau
Teaching Note for HBS Case No. 619-051.
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- July 2021 (Revised March 2022)
- Teaching Note
Flashion: Art vs. Science in Fashion Retailing
By: Kris Ferreira
- 2021
- Working Paper
Demand Learning and Pricing for Varying Assortments
By: Kris Ferreira and Emily Mower
Ferreira, Kris, and Emily Mower. "Demand Learning and Pricing for Varying Assortments." Working Paper, April 2021.
- March 2021
- Article
Assortment Rotation and the Value of Concealment
By: Kris J. Ferreira and Joel Goh
Assortment rotation—the retailing practice of changing the assortment of products offered to customers—has recently been used as a competitive advantage for both brick-and-mortar and online retailers. We focus on product categories where consumers may purchase multiple...
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Keywords:
Assortment Optimization;
Retailing;
Imperfect Information;
Sales;
Strategy;
Consumer Behavior
Ferreira, Kris J., and Joel Goh. "Assortment Rotation and the Value of Concealment." Management Science 67, no. 3 (March 2021): 1489–1507.
- February 2021
- Case
Drizly: Managing Supply and Demand through Disruption
By: Kris Ferreira
It was April 6th, 2020, and the management team at Drizly—an online alcohol marketplace where consumers could browse and purchase alcohol from local liquor retail stores via Drizly’s app for immediate home delivery—were thrilled to see record-breaking sales from the...
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Keywords:
COVID-19 Pandemic;
Demand and Consumers;
Growth and Development;
Customer Focus and Relationships;
Customer Value and Value Chain;
Customer Satisfaction;
Goals and Objectives;
Supply Chain Management
Ferreira, Kris. "Drizly: Managing Supply and Demand through Disruption." Harvard Business School Case 621-097, February 2021.
- September 2020 (Revised March 2022)
- Case
JOANN: Joannalytics Inventory Allocation Tool
By: Kris Ferreira and Srikanth Jagabathula
Michael Joyce, Vice President of Inventory Management at JOANN, championed an effort to develop and implement an inventory allocation analytics tool that used advanced analytics to predict in-season demand of seasonal items for each of JOANN’s nearly 900 stores and...
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Keywords:
Analytics;
Machine Learning;
Optimization;
Inventory Management;
Mathematical Methods;
Decision Making;
Operations;
Supply Chain Management;
Resource Allocation;
Distribution;
Technology Adoption;
Applications and Software;
Change Management;
Fashion Industry;
Consumer Products Industry;
Retail Industry;
United States;
Ohio
Ferreira, Kris, and Srikanth Jagabathula. "JOANN: Joannalytics Inventory Allocation Tool." Harvard Business School Case 621-055, September 2020. (Revised March 2022.)
- August 2020 (Revised September 2020)
- Technical Note
Assessing Prediction Accuracy of Machine Learning Models
The note introduces a variety of methods to assess the accuracy of machine learning prediction models. The note begins by briefly introducing machine learning, overfitting, training versus test datasets, and cross validation. The following accuracy metrics and tools...
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Keywords:
Machine Learning;
Statistics;
Econometric Analyses;
Experimental Methods;
Data Analysis;
Data Analytics;
Forecasting and Prediction;
Analytics and Data Science;
Analysis;
Mathematical Methods
Toffel, Michael W., Natalie Epstein, Kris Ferreira, and Yael Grushka-Cockayne. "Assessing Prediction Accuracy of Machine Learning Models." Harvard Business School Technical Note 621-045, August 2020. (Revised September 2020.)
- 2022
- Working Paper
Market Segmentation Trees
By: Ali Aouad, Adam Elmachtoub, Kris Ferreira and Ryan McNellis
As more commerce and media consumption are being conducted online, a wealth of new opportunities are emerging for personalized advertising. We propose a general methodology, Model Trees for Personalization (MTP), for tackling a broad class of personalized...
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Keywords:
Decision Trees;
Computational Advertising;
Market Segmentation;
Digital Marketing;
Customization and Personalization;
Segmentation;
Decision Making
Aouad, Ali, Adam Elmachtoub, Kris Ferreira, and Ryan McNellis. "Market Segmentation Trees." Working Paper, July 2022.
- December 2019
- Article
The Impact of Increasing Search Frictions on Online Shopping Behavior: Evidence from a Field Experiment
By: Donald Ngwe, Kris J. Ferreira and Thales Teixeira
Many online stores are designed such that shoppers can easily access any available discounted products. We propose that deliberately increasing search frictions by placing small obstacles to locating discounted items can improve online retailers’ margins and even...
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Keywords:
Online Retailing;
Friction;
Effor;
Search Costs;
Price Discrimination;
Marketing;
Consumer Behavior;
Strategy;
Price;
E-commerce;
Retail Industry;
Fashion Industry
Ngwe, Donald, Kris J. Ferreira, and Thales Teixeira. "The Impact of Increasing Search Frictions on Online Shopping Behavior: Evidence from a Field Experiment." Journal of Marketing Research (JMR) 56, no. 6 (December 2019): 944–959.
- June 2019 (Revised September 2021)
- Case
GHN and AhaMove: Last-Mile Delivery in Vietnam
By: Kris Ferreira, Joel Goh, Dawn Lau and Tuan Phan
Ferreira, Kris, Joel Goh, Dawn Lau, and Tuan Phan. "GHN and AhaMove: Last-Mile Delivery in Vietnam." Harvard Business School Case 619-051, June 2019. (Revised September 2021.)
- 2019
- Working Paper
The Impact of Increasing Search Frictions on Online Shopping Behavior: Evidence from a Field Experiment
By: Donald Ngwe, Kris J. Ferreira and Thales Teixeira
Many online stores are designed such that shoppers can easily access any available discounted products. We propose that deliberately increasing search frictions by placing small obstacles to locating discounted items can improve online retailers’ margins and even...
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Keywords:
E-commerce;
Online Retailing;
Friction;
Effor;
Search Costs;
Price Discrimination;
Consumer Behavior;
Price;
Search Technology
Ngwe, Donald, Kris J. Ferreira, and Thales Teixeira. "The Impact of Increasing Search Frictions on Online Shopping Behavior: Evidence from a Field Experiment." Harvard Business School Working Paper, No. 19-080, January 2019.
- November–December 2018
- Article
Online Network Revenue Management Using Thompson Sampling
By: Kris J. Ferreira, David Simchi-Levi and He Wang
We consider a network revenue management problem where an online retailer aims to maximize revenue from multiple products with limited inventory constraints. As common in practice, the retailer does not know the consumer's purchase probability at each price and must...
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Keywords:
Online Marketing;
Revenue Management;
Revenue;
Management;
Marketing;
Internet and the Web;
Price;
Mathematical Methods
Ferreira, Kris J., David Simchi-Levi, and He Wang. "Online Network Revenue Management Using Thompson Sampling." Operations Research 66, no. 6 (November–December 2018): 1586–1602.
- 2017
- Working Paper
Intermediation in the Supply of Agricultural Products in Developing Economies
By: Kris J. Ferreira, Joel Goh and Ehsan Valavi
Problem Definition: Farmers face several challenges in agricultural supply chains in emerging economies that contribute to extreme levels of poverty. One common challenge is that farmers only have access to one channel, often an auction, for which to sell their crops....
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Keywords:
Developing Countries;
Agricultural Supply Chain;
Intermediation;
Multiple Cahnels;
Walrasian Auction;
Developing Countries and Economies;
Supply Chain;
Distribution Channels;
Profit;
Agriculture and Agribusiness Industry
Ferreira, Kris J., Joel Goh, and Ehsan Valavi. "Intermediation in the Supply of Agricultural Products in Developing Economies." Harvard Business School Working Paper, No. 18-033, October 2017.
- March 2017 (Revised March 2022)
- Case
Flashion: Art vs. Science in Fashion Retailing
By: Kris Ferreira and Karim R. Lakhani
Kate Wilson, retail analytics manager at Flashion, a fashion flash-sale site, is tasked with developing analytics to optimize pricing for first-exposure products on the site. Many in the industry have relied on years of experience and intuition to determine pricing—can...
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Keywords:
Analytics;
Pricing;
Data;
Service Operations;
Forecasting and Prediction;
Internet and the Web;
Technology Adoption;
Mathematical Methods;
Decision Making;
E-commerce;
Retail Industry;
Fashion Industry;
United States
Ferreira, Kris, and Karim R. Lakhani. "Flashion: Art vs. Science in Fashion Retailing." Harvard Business School Case 617-059, March 2017. (Revised March 2022.)