Structuring
Driver tree
An issue tree built from the numbers that drive an outcome.
Last reviewedWhat does Driver tree mean?
A driver tree is an issue tree where each branch is a number that feeds the one above it. It shows exactly which number to change to move the result.
Example
For example, revenue is number of customers times average spend, and number of customers is the market size (in customers) times our share.
Where does it come up in case interview prep?
Related terms
- Issue treeA branching diagram that breaks a problem into smaller parts.
- MECEBuckets that do not overlap and together cover everything.
- HypothesisYour best early guess at the answer, which you then test.
- Sensitivity analysisChanging one assumption at a time to see which matters most.
- Pareto principle (80/20)A small share of causes often drives a large share of results.