---
title: "。"
type: "Topics"
locale: "zh-HK"
url: "https://longbridge.com/zh-HK/topics/39855974.md"
description: "價值取決於市場而不是產品本身，經濟學就是人類羣體行為造成的價格變化。"
datetime: "2026-04-12T15:36:04.000Z"
locales:
  - [en](https://longbridge.com/en/topics/39855974.md)
  - [zh-CN](https://longbridge.com/zh-CN/topics/39855974.md)
  - [zh-HK](https://longbridge.com/zh-HK/topics/39855974.md)
author: "[getrich](https://longbridge.com/zh-HK/profiles/12971730.md)"
---

# 。

價值取決於市場而不是產品本身，經濟學就是人類羣體行為造成的價格變化。