A: class A stocks
AA: Affirmative Action
AA: against actuals
AAA: Accumulated Adjustment Account
AAA: American Automobile Association
AAA: Asset Allocation Approach
AAF: Asset Allocation Fund
AAGR: average annual growth rate
AAP: Affirmative Action Plan
AAPP: average all pig price
AAR: Average Annual Return
AAV: Accountholder Authentication Value
AB: Accepted Bills
ABA: American Bankers Association
ABB: Activity-Based Budgeting
ABB: Association Belge des Banques
ABC: Activity Based Costing
ABCP: Asset Backed Commercial Paper
ABF: Asian Bond Fund
ABF: Asset Based Financing
ABI: Absolute Breadth Index
ABI: Associazione Bancaria Italiana
ABM: Activity Based Management
ABMI: Asian Bond Market Initiative
ABO: accumulated benefit obligation
ABS: asset-backed security
ABS: Automated Bond System
ACATS: Automated Customer Account Transfer Service
ACB: Adjusted Cost Base
ACCESS: American-Canadian Connection for Efficient Securities Settlement
ACES: Automated Communication Exchange System
ACF: Account Credit Facility
ACH: Automated Clearance House
ACH: Automated Clearing House
ACH: AUTOMATIC CLEARING HOUSE
ACRS: Accelerated Cost Recovery System
ACT: Automated Confirmation Transaction
ACT: Automated Confirmation Transaction Service
AD: Adjustment
AD: Advance/Decline Line