Approach | Use | Examples of methods |
---|---|---|
Qualitative modelling | To build a picture of the current system and structure the problem. To inform dialogue among participants help focus and scope on key issues. | Cognitive mapping, Process mapping, Soft Systems Methods (SSM), Strategic Options and Decision Analysis (SODA) |
Mathematical modelling | To support stakeholders in exploring system trade-offs and evaluating different courses of action using quantitative information and outputs. | Regression, Forecasting, Optimisation methods, Queuing theory, Markov models, Data Envelopment Analysis (DEA) |
Simulation | To test ‘what-if’ scenarios for service design. Determine levels of uncertainty. Provide visualisations, inform clear understanding and dialogue among stakeholders. | Discrete event simulation System dynamics Monte Carlo simulation Agent based simulation Behavioural simulation |