# Mechanism

- [How CDP Work](/mechanism/how-cdp-work.md): This page explains how Bucket’s collateralized debt position (CDP) operate: the actions you can take, how costs accrue, the core risk metrics (CR/MCR), and how liquidation thresholds are determined.
- [Liquidation](/mechanism/liquidation.md): This page explains when a position can be liquidated, how protocol-run liquidation is executed, and what the economic outcome looks like for the user.
- [USDB Peg](/mechanism/usdb-peg.md)
- [sUSDB and Yield](/mechanism/susdb-and-yield.md)