1) Generally, legal IOUs created when one person borrows money from (becomes indebted to) another person;
2) Any commercial paper, bank CDs, bills, bonds, etc.; 3) A document evidencing a loan or debt. Debt instruments such as T-Bills and T-Bonds are traded on the CME and CBOT, respectively. The CENTER ONLINE Futures Glossary
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Financial instruments evidencing money owed by the issuer to the holder on terms as specified. Euroclear Clearing and Settlement glossary
Financial and business terms. 2012.