> For the complete documentation index, see [llms.txt](https://smart-finance-4.gitbook.io/smart-finance-white-paper/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://smart-finance-4.gitbook.io/smart-finance-white-paper/5.tokenomics/5.4-the-deflation-model/5.4.1-deflation-through-repurchase.md).

# 5.4.1 Deflation through repurchase

SMART maintains its deflation mainly through repurchase burning. The repurchase cost comes from the following sources.

<figure><img src="https://1320899187-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FqLqzKKZofIaPttVQvK62%2Fuploads%2Fj3f4X8dHLJAAVyN2WOsL%2F530.jpg?alt=media&amp;token=9547185b-4c41-42f4-a296-623cd5a9d769" alt=""><figcaption></figcaption></figure>