M&A: Mergers and Acquisitions

M&M: Modigliani-Miller Theorem
M&O: Maintenance and Operations

MA: Moving Average

MACD: Moving Average Convergence/Divergence
MACE: MidAmerica Commodity Exchange

MACRS: Modified Accelerated Cost Recovery System
MAD: Market Abuse Directive

MAD: Moroccan Dirham
MAFF: Ministry of Agriculture, Forestry and Fisheries
MaFi: Mathematical Finance
MAGI: Modified Adjusted Gross Income
MARC: Malaysian Rating Corporation Berhad

MAS: Monetary Authority of Singapore
MASB: Malaysian Accounting Standards Board
MATIF: Marché à Terme International de France
MAX: Midwest Automated Execution system

MBA: Master of Business Administration
MBA: Mortgage Bankers Association of America
MBAR: Marshall Baseline Accounting and Reporting
MBB: Malayan Banking Berhad
MBB: mortgage-backed bond
MBF: Must Be Filled
MBIA: Municiple Bond Insurance Association
MBL: Macquarie Bank Limited

MBM: Maturity by Maturity Bidding

MBO: management buy-out
MBO: Municipals-Over-Bonds Spread
MBS: Mortgage Backed Securities
MBS: Mortgage Backed Security
MBS: mortgage-backed security
MC: Margin Call
MCAP: Market Capitalization
MCD: Malaysian Central Depository
MCF: Monegasque franc

MCI: Monetary Conditions Index
MCN: Multinational Corporation
MCS: Micro-Credit Scheme
MCTF: Multi Currency Trade Financing
MD&A: Management's Discussion and Analysis