Abacus: Small Enough to Jail
- Taon: 2017
- Bansa: United States of America
- Genre: Documentary
- Studio: Kartemquin Films, ITVS, Corporation for Public Broadcasting, FRONTLINE, Motto Pictures
- Keyword: bank
- Direktor: Steve James
- Cast: Neil Barofsky, Ti-Hua Chang, Jiayang Fan, Roman Fuzaylov, Polly Greenberg, Linda Hall