Economy - Abbreviations

Here are some abbreviations used in the capital market. Recently, I started reading a book called "How the Economy works" by Edmund A.Mennis. These abbreviations are from the same book:

BEA - Bureau of Economic Analysis, U.S Depart
CBO - Congressional Budget Office
CPI - Comsumer Price Index
ERP - Economic Report of the President
FOMC - Federal Open Market Committee
FRB - Federal Reserve Board
GDI - Gross Domestic Income
GDP - Gross Domestic Product
GNP - Gross National Product
IMF - International Monetary Fund
NIPA - National Income and Product Accounts
OASI - Old Age and Survivors Insurance
OMB - Office of Management and Budget
OPEC - Organization of Petroleum Exporting Countries
PPI - Producers Price Index
SCB - Survey of Current Business