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小面包店是价格制定者还是价格接受者呢?

  • 2026-02-07 00:15:23
小面包店是价格制定者还是价格接受者呢?

      除了上两篇提到完全竞争的市场与垄断的市场以外,还存在寡头市场和垄断竞争市场。

      如果整个小镇是一个与世隔绝的小镇,小镇上若是只有一家面包店,就是垄断;而如果有几家面包店,那么这几家面包店,就是寡头,他们之间通常会形成某种策略;如果小镇上有很多家面包店,就需要再进行一下区分,问另外一个问题,这些小面包店卖的面包是相同的,还是有差异的,卖的是相同的面包那么就是完全竞争的市场,卖的是有差异的面包,那就是垄断竞争的市场。

      现实和理论是有区别的,有时候区分寡头市场还是垄断竞争市场时的关键因素,企业的数量也不那么容易确定,到底是多少家企业算寡头,多少家企业才算垄断竞争呢?差异化的产品又要如何定义,什么程度的差异化能算是差异呢?在完全竞争市场中,也存在着某种程度的垄断势力……现实往往更为复杂难懂。

      但是既然如此复杂,是不是就区分不了,或者不用区分了呢?通常情况下,可以将现实加以简化来完成区分。区分的目的也是为了能看清楚掩盖在一个个日常交易下的经济规律。只有弄懂了这些,才如同拿到一张粗略的地图,可以指引我们在经济活动中,不仅仅是靠运气,更能多点确定的力量。

      拥有垄断地位的小面包就可以自己定价,在完全竞争市场中的小面包就只能接受市场的定价了。

      而垄断竞争这个看似矛盾的词,却在出版书籍这个行业上体现得十分明确。一本书写出来了就具有明显的差异性,书的定价权就掌控在出版商的手里,而且书本印刷的边际成本可以远远小于书本的价格。但是书本又处在一个完全竞争的市场中,悬疑、科幻、爱情、历史、艺术等各类书籍都在争夺着一个走进书店人的钱包,所以书本的定价又同时要考虑市场各方面的因素,所以这个矛盾的垄断竞争就出现了。

      生活就是这样,复杂有趣,又蕴藏着某种规律。

      读《经济学原理——微观经济学》费曼有感

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  140. /yingpanguazai/ssd/ssd1/www/mffb.com.cn/vendor/topthink/think-trace/src/Html.php ( 4.42 KB )
  1. CONNECT:[ UseTime:0.001047s ] mysql:host=127.0.0.1;port=3306;dbname=no_mfffb;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001626s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.014522s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.002878s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.001398s ]
  6. SELECT * FROM `set` [ RunTime:0.037640s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.001684s ]
  8. SELECT * FROM `article` WHERE `id` = 477379 LIMIT 1 [ RunTime:0.001186s ]
  9. UPDATE `article` SET `lasttime` = 1770402422 WHERE `id` = 477379 [ RunTime:0.029999s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.001980s ]
  11. SELECT * FROM `article` WHERE `id` < 477379 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.024666s ]
  12. SELECT * FROM `article` WHERE `id` > 477379 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.021374s ]
  13. SELECT * FROM `article` WHERE `id` < 477379 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.024102s ]
  14. SELECT * FROM `article` WHERE `id` < 477379 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.042819s ]
  15. SELECT * FROM `article` WHERE `id` < 477379 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.007781s ]
0.303456s