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- July 2024
- Case
Porsche
By: Stefan Thomke and Daniela Beyersdorfer
The case reveals how Porsche has become one of the world’s leading car companies. Central to Porsche’s growth strategy is creating great products, including its legendary 911 Carrera sportscar, and offering innovative customer experiences. As the automotive industry is... View Details
- April 2024
- Supplement
RHI Magnesita (B): Brick by Brick—Diversification?
By: Ramon Casadesus-Masanell, David M Wagner, Oliver Gassmann and Jordan Mitchell
In Part A, as of April 2017, Austria’s RHI, a backward integrated refractory company is still within the midst of merging with the next biggest competitor, Brazil’s Magnesita, while weighing options for future growth. Should the company pursue organic growth options... View Details
- 2023
- Working Paper
Networking Frictions: Evidence from Entrepreneurial Networking Events in Lomé
By: Stefan Dimitiadis and Rembrand Koning
Spatial proximity between firms plays a crucial role in entrepreneurship by creating knowledge spillovers, enabling resource sharing, and sparking productivity gains. Building on these insights, research has explored whether institutions and organizations can engineer... View Details
- December 2022
- Article
Social Skills Improve Business Performance: Evidence from a Randomized Control Trial with Entrepreneurs in Togo
By: Stefan Dimitriadis and Rembrand Koning
Recent field experiments demonstrate that advice, mentorship, and feedback from randomly assigned peers improve entrepreneurial performance. These results raise a natural question: what is preventing entrepreneurs and managers from forming these peer connections... View Details
- Article
Capture New Value from Your Existing Tech Infrastructure
By: Stefan Thomke and Anthony Rodrigo
When senior managers think about how to respond to the threats and opportunities of technological change, they often dream of the same thing: If they just could start a new company or division that isn’t held back by conventional thinking or outdated business models.... View Details
- Article
Act Like a Scientist: Great Leaders Challenge Assumptions, Run Experiments, and Follow the Evidence
By: Stefan Thomke and Gary W. Loveman
Though they’ve been warned for decades about the dangers of overrelying on gut instinct and personal experience, managers keep failing to critically examine—much less challenge—the ideas their decisions are based on. To correct this problem they need to think and act... View Details
- Article
The Cross Section of Bank Value
By: Mark Egan, Stefan Lewellen and Adi Sunderam
We study the determinants of value creation in U.S. commercial banks. We develop novel measures of individual banks' productivities at collecting deposits and making loans. We relate these measures to bank market values and find that deposit productivity is responsible... View Details
- September 2021
- Article
Did Technology Contribute to the Housing Boom? Evidence from MERS
By: Stefan Lewellen and Emily Williams
We examine the effects of the Mortgage Electronic Registration System, or MERS, on mortgage origination volumes and foreclosure rates prior to the Great Recession. MERS was introduced in the late 1990s and significantly reduced the cost and time associated with... View Details
- July 2020
- Teaching Note
Ferrari
By: Stefan H. Thomke
Teaching Note for HBS Case No. 618-047. View Details
- June 2020
- Teaching Note
Sony
By: Stefan H. Thomke
Teaching Note for HBS Case No. 618-045. View Details
- May 2020
- Background Note
Jørgen Vig Knudstorp: Reflections on LEGO's Transformation
By: Stefan H. Thomke
- March 30, 2020
- Article
Why Is the U.S. Behind on Coronavirus Testing?
By: Stefan Thomke
Coronavirus testing is needed to address the uncertainty in making decisions about patient treatment, resource allocation, policy, and so much more. Answers to questions such as “When should we relax social distancing measures—and for whom?” or “How many ventilators... View Details
- March–April 2020
- Article
Building A Culture of Experimentation
By: Stefan Thomke
Why don’t organizations test more? After examining this question for several years, I can tell you that the central reason is culture. As companies try to scale up their experimentation capacity, they often find that the obstacles are not tools and technology but... View Details
- 2020
- Working Paper
The Effects of Hierarchy on Learning and Performance in Business Experimentation
By: Sourobh Ghosh, Stefan Thomke and Hazjier Pourkhalkhali
Do senior managers help or hurt business experiments? Despite the widespread adoption of business experiments to guide strategic decision-making, we lack a scholarly understanding of what role senior managers play in firm experimentation. Using proprietary data of live... View Details
- 2020
- Book
Experimentation Works: The Surprising Power of Business Experiments
By: Stefan Thomke
Don’t fly blind. See how the power of experiments works for you. When it comes to improving customer experiences, trying out new business models, or developing new products, even the most experienced managers often get it wrong. They discover that intuition,... View Details
- Article
Seize the Power
By: Stefan Thomke
A company’s ability to create and refine its products, customer experiences, processes, and business models—in other words, to compete—is deeply affected by its ability to experiment. Digital giants such as Amazon, Facebook, Google, and Booking.com have found... View Details
- January 2020
- Teaching Note
Booking.com
By: Stefan Thomke
Teaching Note for HBS No. 619-015. View Details
- Article
How to (Inadvertently) Sabotage Your Organization
By: Stefan Thomke
Some of the biggest threats to organizational performance can and do come from within. In an age when companies are told to be agile, to learn from experiments, and to be entrepreneurial, we are still vulnerable to actions — deliberate or unintentional — that stem from... View Details