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  1. 【橹穆】边际效应 by

    Fandoms: 橹穆  

    28 Aug 2025

    Tags
    Summary

    *全文3w
    *久别重逢 酸涩 疼痛 he
    *玩具 后入 指交 口交 骑乘
    *ooc预警

    经济学讲，当投入超过某一临界点后，新增投入带来的收益会逐渐减少，甚至可能变为负数。
    因此需要合理规划生产规模，以实现利润最大化。

    Language:
    中文-普通话 國語
    Words:
    39,672
    Chapters:
    13/13
    Comments:
    52
    Kudos:
    1,390
    Bookmarks:
    51
    Hits:
    47,566