Aggregate Demand · 总需求
Source: Aggregate Demand & the Multiplier · ECON (English)
Concept
ECON (English)- EN: A rise in government spending raises GDP by more than the initial amount through re-spending.
- 中文: 政府支出增加会通过再消费效应,使 GDP 增长超过最初支出额。
Formula
ECON (English)- Multiplier k = 1 / (1 − MPC) ⇒ k = 1 / (1 − 0.8) = 5
Glossary
ECON (English)| English | 中文 | Note |
|---|---|---|
| MPC | 边际消费倾向 | marginal propensity to consume |
| Multiplier effect | 乘数效应 | k = 1/(1−MPC) |
| Knock-on effect | 连锁反应 | informal phrase |
Academic phrases
ECON (English)"back-of-the-envelope" → 粗略估算; an informal academic phrase for rough calculations.


