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In theory there is no difference between theory and practice. In practice there is. –. Service problems. +. Sales. +. New accounts. Reinforcing loop. +. Positive experience. Word of mouth. +. Balancing loop. Demand. +. Waiting time. +. Satisfaction. –.
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In theory there is no difference between theory and practice. In practice there is.
– Service problems + Sales + New accounts
Reinforcing loop + Positive experience Word of mouth +
Balancing loop Demand + Waiting time + Satisfaction –
Balancing loop with delays Demand + Waiting time + Satisfaction –
+ – Productivity Fixes that backfire – Current profits Staffing cuts +
Limits to growth + – Resources for quality Improved quality Complexity of issues + + + – Moore’s law Improved computing Complexity of software + +
Symptom correcting process Effective PM system formal rules Heroics & relaxation of rules + – – + + + Problem correcting process Improvement Rewards for heroics Addiction loop – Dependence on heroics + Shifting the burdenCrisis heroism Delays of product launch