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Library | Operations & Supply Chain

The Principles of Product Development Flow

Uses economics, queues and variability to rethink product development management.

Key takeaways

  1. Cost of delay matters
  2. Queues are hidden in knowledge work
  3. Small batches improve feedback

How to apply it in your business

  1. Estimate cost of delay for top projects
  2. Limit engineering WIP
  3. Reduce review batch size and monitor time to decision

About the author

Donald G. Reinertsen is a product development consultant known for economic decision frameworks and flow.

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