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- 2025
- Working Paper
New Product Diffusion Within Retailers: The Effect of Managerial Quality on Rollout
By: Tomomichi Amano and Jorge Tamayo
Retailers are key intermediaries through which consumers encounter innovation in the form of new products. How are these products rolled out within retailers? We observe significant variation in the availability of new products across stores in a large retail chain in... View Details
- January 2025
- Teaching Note
Arcos Dorados’ Quest for the Digitalization of Last-Mile Delivery in Colombia
By: Jorge Tamayo
Teaching Note for HBS Case Nos. 820-075 and 823-076. View Details
- January 2025
- Teaching Note
Going Mobile-First? The Digital Transformation of Davivienda Bank in Colombia
By: Jorge Tamayo
Teaching Note for HBS Case No. 724-389. View Details
- January 2025
- Case
Davivienda Bank's Upskilling and Reskilling Strategy in Colombia (Abridged)
By: Jorge Tamayo, Raffaella Sadun and Jenyfeer Martinez Buitrago
Set in 2022, this abridged case examines the digital transformation strategy of Davivienda—a leading player in Colombia’s commercial banking sector and one of the companies belonging to Grupo Bolívar, a major Colombian conglomerate—and the bank’s upskilling and... View Details
Keywords: Change Management; Transformation; Decision Choices and Conditions; Digital Strategy; Digital Transformation; Internet and the Web; Mobile and Wireless Technology; Innovation and Management; Innovation Strategy; Growth and Development Strategy; Business Strategy; Corporate Strategy; Talent and Talent Management; Training; Organizational Culture; Banking Industry; Latin America; Central America; South America; Colombia
- January 2025
- Teaching Note
Davivienda Bank's Upskilling and Reskilling Strategy in Colombia
By: Jorge Tamayo
Teaching Note for HBS Case No. 724-425. View Details
- November 2024
- Case
Helium: Crowdsourcing a National Telecom Network
By: Jorge Tamayo and Mahesh Ramakrishnan
In 2024, Helium is running a pilot to test pricing models for their innovative crowdsourcing approach to building out a national telecom network. View Details
- August, 2024
- Article
Absenteeism, Productivity, and Relational Contracts Inside the Firm
By: Achyuta Adhvaryu, Jean-François Gauthier, Anant Nyshadham and Jorge Tamayo
We study relational contracts among managers using a unique dataset that tracks transfers of workers across teams in Indian ready-made garment factories. We focus on how relational contracts help managers cope with worker absenteeism shocks, which are frequent, often... View Details
- July 10, 2024
- Article
Designing a Successful Reskilling Program
In this article, written as a follow up to the award-winning “Reskilling in the Age of AI”, the authors report the results of a reskilling survey that they conducted with chief human resource officers from approximately 1,200 organizations in the U.S., along with... View Details
- June 2024
- Case
Growing Foodology into Latin America's Largest Platform for Virtual Restaurants
By: Jorge Tamayo, Rembrand Koning and Jenyfeer Martinez Buitrago
This case delves into the expansion strategy of Foodology, a cloud kitchen startup based in Bogotá that operated across four Latin American countries (Colombia, Brazil, Mexico, and Peru). Co-founders Daniela Izquierdo and Juan Guillermo Azuero (both HBS, 2019) grappled... View Details
Keywords: Entrepreneurship; Food; Digital Platforms; Product Launch; Growth and Development Strategy; Business Strategy; Business Model; Business Startups; Profit; Marketing Strategy; Expansion; Diversification; Food and Beverage Industry; Latin America; South America; Colombia; Brazil; Mexico; Peru
- June 2024 (Revised August 2024)
- Case
Cementos Argos in the U.S.: Go Big or Go Home?
By: Jorge Tamayo, Ruth Costas, Pedro Levindo and Karina Souza
In April 2011, Colombian group Cementos Argos had to decide on whether to double down its business in the U.S., amidst the U.S. cement industry’s lowest performance in 30 years. Argos— Colombia’s leading cement producer and one of the “jewels” of Grupo GEA, the... View Details
Keywords: Mergers and Acquisitions; Business Organization; Business Subsidiaries; Talent and Talent Management; Cost vs Benefits; Financial Crisis; Cross-Cultural and Cross-Border Issues; Global Strategy; Business Strategy; Construction Industry; Manufacturing Industry; Latin America; South America; North and Central America; United States; Colombia
- 2024
- Working Paper
Human-Computer Interactions in Demand Forecasting and Labor Scheduling Decisions
By: Caleb Kwon, Ananth Raman and Jorge Tamayo
We investigate whether corporate officers should grant managers discretion to override AI-driven demand forecasts and labor scheduling tools. Analyzing five years of administrative data from a large grocery retailer using such an AI tool, encompassing over 500 stores,... View Details
- March–April 2024
- Article
Case Study: Navigating Labor Unrest
By: Jorge Tamayo
Paulo Ferreira, the president of Luna Brazil, has an ambitious plan to turn around the dismal performance of the plant he oversees in Campinas. The wrinkle is, he needs the buy-in of the powerful local union, which is still smarting from a 10-year-old labor conflict... View Details
- January 2024
- Article
Helping Children Catch Up: Early Life Shocks and the PROGRESA Experiment
By: Achyuta Adhvaryu, Theresa Molina, Anant Nyshadham and Jorge Tamayo
Can investing in children who faced adverse events in early childhood help them catch up? We answer this question using two orthogonal sources of variation – resource availability at birth (local rainfall) and cash incentives for school enrollment – to identify the... View Details
- December 2023
- Case
Davivienda Bank's Upskilling and Reskilling Strategy in Colombia
By: Jorge Tamayo, Raffaella Sadun and Jenyfeer Martinez Buitrago
Set in 2022, this case describes the digital transformation strategy of Davivienda— a leading player in Colombia’s commercial banking and one of the companies belonging to Grupo Bolívar, a major Colombian financial conglomerate—and the bank’s upskilling and reskilling... View Details
Keywords: Change Management; Transformation; Decision Choices and Conditions; Digital Strategy; Digital Transformation; Internet and the Web; Mobile and Wireless Technology; Innovation and Management; Innovation Strategy; Growth and Development Strategy; Business Strategy; Corporate Strategy; Organizational Culture; Talent and Talent Management; Training; Banking Industry; Latin America; Central America; South America; Colombia
- 2023
- Working Paper
Rapport in Organizations: Evidence from Fast Food
By: Achyuta Adhvaryu, Parker Howell, Anant Nyshadham and Jorge Tamayo
Common identity often provides a foundation for workplace rapport. Though gender is perhaps the most frequently studied dimension of identity among workers, little is known about how gender match between managers and their workers might affect team performance. Using... View Details
- October 2023
- Case
Foodology: Creating a Virtual Restaurant Group in Latin America
By: Rembrand M. Koning, Jorge Tamayo and Jenyfeer Martínez Buitrago
In April 2020, Daniela Izquierdo (HBS, 2019) and Juan Guillermo Azuero (HBS, 2019), awaited the results of Harvard Business School’s Alumni New Venture Competition. Operating since September 2019, Foodology, a Colombian food-tech startup in the cloud kitchen segment,... View Details
- September 2023 (Revised July 2024)
- Case
Going Mobile-First? The Digital Transformation of Davivienda Bank in Colombia
By: Jorge Tamayo and Jenyfeer Martinez Buitrago
Set in 2017, this case describes the digital transformation strategy of Davivienda— a leading player in Colombia’s commercial banking and one of the companies belonging to Grupo Bolívar, a major Colombian financial conglomerate. The case also describes the pioneer role... View Details
Keywords: Change Management; Transformation; Decision Choices and Conditions; Information Technology; Digital Strategy; Digital Transformation; Internet and the Web; Mobile and Wireless Technology; Innovation and Management; Innovation Strategy; Growth and Development Strategy; Business Strategy; Banking Industry; Latin America; Central America; South America; Colombia
- September–October 2023
- Article
Reskilling in the Age of AI
In the coming decades, as the pace of technological change continues to increase, millions of workers may need to be not just upskilled but reskilled—a profoundly complex societal challenge that will sometimes require workers to both acquire new skills and... View Details
- 2023
- Working Paper
Spatial Mobility, Economic Opportunity, and Crime
By: Gaurav Khanna, Carlos Medina, Anant Nyshadham, Daniel Ramos-Menchelli, Jorge Tamayo and Audrey Tiew
Neighborhoods are strong determinants of both economic opportunity and criminal activity. Does improving connectedness between segregated and unequal parts of a city predominantly import opportunity or export crime? We use a spatial general equilibrium framework to... View Details
- September 2023
- Article
The Health Costs of Dirty Energy: Evidence from the Capacity Market in Colombia
By: Achyuta Adhvaryu, Theresa Molina, Anant Nyshadham, Jorge Tamayo and Nicholas Torres
The health effects of “dirty” (fossil fuel driven) energy production are difficult to measure accurately due to the endogeneity of fuel choice. We exploit an electricity policy in Colombia that generates a price-based trigger for the use of thermal energy sources.... View Details