Commoncog
Commoncog Case Library

Home of the calibration case method.

Accelerate your understanding of business by browsing our case selections. Pick a concept, and then read the cases within them. As you read, compare and contrast between each case: what are some surprising similarities? What are some surprising dissimilarities?

Doing this simulates what experts do when they examine cases in business and investing. Learn more →

Full access to the Case Library is a premium feature for Commoncog Members.

  • 100+ cases, 20+ concept series

    And growing! The case library receives steady updates of new Calibration Cases.

  • Progress tracking

    Mark cases as read, and view your progress through a concept series.

  • E-mail notifications

    Know when a new case is published, or new series begins.

Recent Concepts

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Navigating Disruptive Shifts

16 cases

How businesses and businesspeople deal with disruptive shifts — where something they believed to be true, or that they had built their business around, changes at a fundamental level.

Business Expansion

12 cases

Business expansion can be fraught with danger. This concept sequence covers cases of companies that grew successfully, as well as those that died from over-expansion.

Counter-Positioning

21 cases

A collection of cases on counter-positioning as a competitive advantage.

Branding

11 cases

Branding is one of the hardest competitive moats to build, and one of the most powerful.

The Capital Cycle

17 cases

Cases of companies navigating the capital cycle: whether successfully, or not.

Capital Expertise

27 cases

What capital expertise looks like in a business context — both the good and the bad.

New Cases

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The Pritzkers: Capital Allocation, Family Style

A synthesis of all the known public sources on how the Pritzker family made their wealth. The Pritzkers own the Hyatt Hotel chain and Marmon, an industrials conglomerate. This is a story of incredible capital allocation.

How BlackBerry Died

How the BlackBerry phone was killed by the iPhone ... a not-so-straightforward story of technological disruption.

Members only