> For the complete documentation index, see [llms.txt](https://glossary.ecsa.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://glossary.ecsa.io/value-theory-of-performance.md).

# Value theory of performance

[Performance](/performance.md)s are the key to new value creation (see [Fundamental value, Fundamentals](/fundamental-value-fundamentals.md)). A value theory of performance emphasizes that performances are designed and implemented so as to create [Value](/value.md).