- Bank Insurance Fund (BIF)
- Bank for International Settlements (BIS)
- Bank Investment Contract (BIC)
- Bank line
- Bank Letter of Credit Policy
- Bank note
- Bank regulation
- Bank run (bank panic)
- Bank trust department
- Bank wire
- Banker's acceptance
- Banking Delay
- Bankmail
- Bankruptcy
- Bankruptcy cost view
- Bankruptcy risk
- Bankruptcy view
- Bar
- Barbell strategy
- Barefoot Investor
- Barefoot pilgrim
- Bargain hunter
- Bargain-purchase-price option
- Barometer
- BARRA's performance analysis (PERFAN)
- Barrier options
- Barron's confidence index
- Barter
- Base
- Base currency
- Base interest rate
- Base market value
- Base period
- Base probability of loss
- Base rate
- Basel Accord
- Basic balance
- Basic business strategies
- Basic IRR rule
- Basis