Case interview guides
Long-form guides for the parts of case interview prep that benefit from depth: market sizing examples, MECE structuring, and case math shortcuts.
Market sizing
20 market sizing questions with worked answers
20 Fermi-style sizing prompts, each with structure, math, and final answer. Includes top-down vs bottom-up guidance.
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Structuring
MECE explained: how to structure issue trees
Mutually exclusive, collectively exhaustive. The structuring principle behind every consulting case. With MECE vs non-MECE examples.
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Case math
12 case interview math tricks consultants use
Percent flips, rule of 72, fraction-to-percentage conversions, CAGR by inspection. The shortcuts that get you to consultant-speed math.
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