某些物價「只上不下」 - 經濟

By Daph Bay
at 2011-02-21T21:44
at 2011-02-21T21:44
Table of Contents
今天在報紙看到這則新聞
講外食的費用越來越高
其中有段提到外食價格只上不下的特性
【排骨瘦了 外食族荷包扁了】
「外食」指的是「家外食物」包括小吃攤、冷飲店、餐廳、飯店、超商的微波食物都是「
外食」。主計處官員說,外食價格具有上得去、下不來的「僵固性」,例如許多人自小吃
到大的紅豆餅,單顆售價由五元一路漲到十元、十二元,「只上不下」。
http://udn.com/NEWS/NATIONAL/NATS1/6164942.shtml
想請問為何有些物價具有這種「僵固性」
這在經濟學上有什麼討論嗎(或只是官員的說法而已)?
我想進一步了解這問題
希望有版友指教
感謝
--
講外食的費用越來越高
其中有段提到外食價格只上不下的特性
【排骨瘦了 外食族荷包扁了】
「外食」指的是「家外食物」包括小吃攤、冷飲店、餐廳、飯店、超商的微波食物都是「
外食」。主計處官員說,外食價格具有上得去、下不來的「僵固性」,例如許多人自小吃
到大的紅豆餅,單顆售價由五元一路漲到十元、十二元,「只上不下」。
http://udn.com/NEWS/NATIONAL/NATS1/6164942.shtml
想請問為何有些物價具有這種「僵固性」
這在經濟學上有什麼討論嗎(或只是官員的說法而已)?
我想進一步了解這問題
希望有版友指教
感謝
--
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