concept / 投入机制
Investment System
提高沉没价值和留存
Key fields
Identity
- Parent Taxonomy
- Progression & Retention
Why
- Core Question
- 用户如何在产品里积累越来越多的价值？
How
- Primary Use
- 提高沉没价值和留存
Related content
Relationships come from the local knowledge graph and include reverse links.