停滯性通膨（stagflation），是指經濟成長停滯與通貨膨脹並存的現象。
| period of inflation and little growth: a period of rising prices and unemployment but little growth in consumer demand and business activity |
[Mid-20th century. Blend of stagnation and inflation .]
–stag·fla·tion·ar·y, adjective
MicrosoftR EncartaR Reference Library 2005. c 1993-2004 Microsoft Corporation. All rights reserved.
stag·na·tion [stag náysh’n]
| condition of inactivity: a condition of no movement, activity, development, or progress, or the process of becoming like this |
MicrosoftR EncartaR Reference Library 2005. c 1993-2004 Microsoft Corporation. All rights reserved.
stagnate KK: [ ]
v.i.
1. to cease to flow or run; be motionless
不流動；停滯
The air will stagnate if we don’t get some ventilation.
如果不通風，空氣就會不流通。
2. to be or become inactive or dull
不活動；沈滯
His mind stagnated from years of solitude.
他的心靈由於多年的孤寂而呆滯了。
| stagnate |
(past stag·nat·ed, past participle stag·nat·ed, present participle stag·nat·ing, 3rd person present singular stag·nates)
| 1. | stop flowing: to stop flowing or moving |
| 2. | become foul: to become stale or impure through not flowing or moving |
| 3. | not develop or make progress: to fail to develop, progress, or make necessary changes |
| 4. | become inactive: to become listless and inactive |
[Mid-17th century. From Latin stagnat- , the past participle stem of stagnare , from stagnum “pool, swamp.”]
MicrosoftR EncartaR Reference Library 2005. c 1993-2004 Microsoft Corporation. All rights reserved.
此時，國家經濟成長緩慢、物價持續攀升，引發廠商獲利率降低、民間消費支出縮減、失業率攀升等負面現象。
「停滯性通膨」一詞起源於第一次石油危機，當時以阿戰爭石油禁運，導致為期兩年之久的通貨膨脹，同時也造成一九七四年到一九七五年兩年的全球經濟大衰退。
以台灣為例，一九七四年消費者物價（CPI）年增率高達百分之四十七，經濟成長率（GDP）降至百分之一點一，是典型的停滯性通膨。
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