A coin / token created and destroyed as part of the system.
A contract for a “deposit account” that supports a few operations, e.g. “minting” (ie. borrowing) kit, or “burning” (ie. repaying) kit. A fresh burrow contract is created for every depositor, and only Checker is allowed to access it, so operations on burrows are performed via the Checker contract.
The number of kits that it would take to close all currently open burrows. See also: circulating kits.
Some amount of tez, tied to a burrow, which is inserted in the liquidation queue to be auctionned of for kit