Answer:
scenario analysis
Explanation:
scenario analysis  estimates changes that would result from a hypothetical change in the market or a reoccurrence of an historical event.
types of scenario analysis
1. historical scenarios : scenarios measure an hypothetical change that would result from a repeat of a particular period of financial history.
2. Hypothetical scenarios : scenarios have never occurred and are just conjured for the sake of analysis.
Sensitivity measures the impact of the change of one variable.
