- J-Curve
- Joint and Several Liability
- Joseph Schumpeter
- Juris Doctor
- January Effect
- Joint Probability
- Journal
- Jurisdiction Risk
- Japanese Government Bond
- Joint-Stock Company
- Joint Tenancy with Right of Survivorship
- Jensen's Measure
- Joint Tenancy
- Jumbo CD
- Job Market
- Joint Venture
- Jumbo Loan
- John Maynard Keynes
- Jones Act
- Junk Bond