Paper Money
State-backed paper currency and promissory notes that reduced the need to move heavy metal coins across large commercial networks.
Core metadata
- ID: paper_money
- Era: Medieval
- First known date: 900 (century)
- Region: China / Sichuan and Song monetary administration
- Review status: source_checked
- Maturity: N/A
Prerequisites
Dependents
- None.
Fields
- None.
Node sources
- The Song Economic Revolution: From Copper Coins to Paper Notes (Asia for Educators / Columbia University, 2026, textbook) • Supports: node, maturity
Prerequisite edge evidence
Edge/source evidence summary:
- Prerequisite edges: 2
- Average edge confidence: 86%
- Prerequisite sources: 2
- textbook: 2
| Prerequisite | Type | Confidence | Evidence level | Note | Sources |
|---|---|---|---|---|---|
| Paper Making (paper_making) | required | 90% | textbook | The scoped technology is paper currency and deposit receipts; paper making is the material substrate for those notes. |
|
| Banking (Early Forms) (banking_early_forms) | historical_predecessor | 82% | textbook | Late Tang merchant deposit receipts and Song-authorized deposit shops were institutional predecessors to government paper money. |
|
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