[請益] 乘數原理(效果)
目前碰到這個章節有些地方卡住
因為本身數理很差,學起來有些辛苦..
乘數原理(效果):
1 1
------------- = --------
1-b+bt+br-e+m 1-AE斜率
課本提到當b↑、t↓、r↓、e↑、m↓,將使AE變陡,乘數變大
以下是我的問題:
1. 這邊的"b"是指誘發性消費嗎,該怎麼稱呼b
2. 為什麼我任意代數字進去試算,只要b增加,分母反而變大,乘數變小了?
3. AE變陡不就代表斜率變大嗎?分母變大,乘數應該變小才對不是嗎
再請各位高手幫忙,謝謝!
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