> For the complete documentation index, see [llms.txt](https://dayu2.gitbook.io/rich123/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://dayu2.gitbook.io/rich123/cong-ming-de-tou-zi-zhe/di-yi-zhang-tou-zi-yu-tou-ji.md).

# 第一章 投资与投机

5篇文章读懂：买什么、怎么买、何时买。