self-liquidating
/ˌselfˈlɪkwɪdeɪtɪŋ/adjective
1- denoting an asset that earns back its original cost out of income over a fixed period（财产）一定期限内赚回本钱的。
1.1
- denoting a loan used to finance a project that will bring a sufficient return to pay back the loan and its interest and leave a profit（贷款）自动清偿的。
1.2
- denoting a sales promotion offer that pays for itself by generating increased sales薄利多销的。