Publications

June 2025 (Revised July 2025)
Case

Full-funnel Advertising on TikTok

By: Jeremy Yang, Ayelet Israeli and Alexis Lefort

In 2025 TikTok is working to grow its brand and performance advertising business, along with a new integrated full-funnel solution. As an emerging media platform with unique ad formats and user behavior in a privacy-first environment, TikTok faces both significant... View Details

June 2025
Supplement

Full-Funnel Advertising on TikTok: An Experiment

By: Jeremy Yang and Ayelet Israeli

TikTok’s Marketing Science team developed a new type of advertising strategy beyond branding and performance advertising, called full-funnel advertising. Branding ads focused on brand building at the top of the funnel by generating consumer awareness, while performance... View Details

June 2025
Exercise

Full-Funnel Advertising on TikTok: An Experiment

By: Jeremy Yang and Ayelet Israeli

TikTok’s Marketing Science team developed a new type of advertising strategy beyond branding and performance advertising, called full-funnel advertising. Branding ads focused on brand building at the top of the funnel by generating consumer awareness, while performance... View Details

June 2025
Exercise

Full-Funnel Advertising on TikTok: An Experiment (Solution)

By: Jeremy Yang and Ayelet Israeli

TikTok’s Marketing Science team developed a new type of advertising strategy beyond branding and performance advertising, called full-funnel advertising. Branding ads focused on brand building at the top of the funnel by generating consumer awareness, while performance... View Details

June 2025
Case

Khabar Lahariya

By: Ranjay Gulati and Kanika Jain

Founded and run entirely by women, Khabar Lahariya was a leading digital media portal, known for its uniquely feminist perspective and rural focus. It started in 2002 as a non-profit print publication, and by 2023, had evolved into a multimedia news site that was part... View Details

Keywords: South Asia; India; Purpose; Strategy; Business Model; Leadership; Digital; Business Ventures; Change; Decision Making; Growth and Development; Management; Media; Social Enterprise; Journalism and News Industry; Media and Broadcasting Industry; Publishing Industry; Asia

June 2025
Case

Accounting for OpenAI at Microsoft

By: Jonas Heese, Joseph Pacelli, Nicole Zelazko and Michael Norris

In early 2025, Microsoft was evaluating the impact of its $14 billion investment in OpenAI. As OpenAI’s computing needs expanded, Microsoft positioned Azure as the exclusive provider for training and inference of their large language models. Despite the scale of the... View Details

Keywords: Accounting; Financial Reporting; Revenue Recognition; Corporate Finance; Capital; Investment; Revenue; AI and Machine Learning; Valuation; Governance; Technology Industry; Financial Services Industry; Web Services Industry; Information Technology Industry; United States

June 2025
Supplement

Naked Wines: The Profit vs. Growth Decision (B)

By: Benjamin C. Esty and Edward A. Meyer

Supplement to the (A) case, HBS No. 724-462. View Details

June 2025
Supplement

Naked Wines: The Profit vs. Growth Decision (C)

By: Benjamin C. Esty and Edward A. Meyer

Supplement to the (A) case, HBS No. 724-462. View Details

June 2025
Case

Power Struggles: Hydro-Quebec’s Energy Dilemma

By: Juan Alcacer and Danika Couture-Peck

In 2024, Maxime Aucoin, Executive Vice President and CFO of Hydro-Quebec, faced a series of compounding challenges as the utility confronted rapidly rising electricity demand, public pricing constraints, and strained stakeholder relationships. As the steward of... View Details

Keywords: Renewable Energy; Infrastructure; State Ownership; Vertical Integration; Energy; Energy Industry; Canada

June 2025
Teaching Note

AI and Brand Management: Promises and Perils

By: Julian De Freitas and Elie Ofek

Teaching Note for HBS Background Note No. 525-021. View Details

June 2025
Teaching Note

Arla Foods: Data-Driven Decarbonization

By: Michael Parzen, Michael W. Toffel and Susan Pinckney

Teaching note for Arla Arla Foods: Data-Driven Decarbonization (A), HBS No. 624-003 View Details

2025
Working Paper

Small Business Innovation Applied to National Needs

By: Kyle Myers, Lauren Lanahan and Evan E. Johnson

Small businesses have long supplied a disproportionate share of major innovations in the United States. We review a centerpiece policy on this topic: the U.S. Small Business Innovation Research (SBIR) program. We trace its legislative history and summarize program... View Details

Keywords: Small Business; Innovation and Invention; Government Legislation; Entrepreneurial Finance; Business and Government Relations