Case Study Zero-Based Budgeting at Shell: https://www.strategy-business.com/article/11402

There are 13 questions, and I'll divide them into smaller parts. I'll give good feedback.

1. What categories of "nice to have" activities resulted?
2. What items made their decisions more challenging?
3. The article talks about rebalancing the work that is managed in-house and work that is contracted out; provide examples of activities that were reviewed.
4. What critical attributes are necessary to make sure that a ZBB is embraced?