Columbia subject headings:
Economic forecasting--United States--Statistics--Periodicals.
IRS Research Conference--Periodicals.
Tax revenue estimating--United States--Statistics--Periodicals.
United States--Economic conditions--Statistics--Periodicals.
United States. Internal Revenue Service--Periodicals.
Harvard subject headings:
Economic forecasting--United States--Statistics--Periodicals.
Tax revenue estimating--United States--Statistics--Periodicals.
United States--Economic conditions--Statistics--Periodicals.
United States. Internal Revenue Service--Periodicals.
Princeton subject headings:
Economic forecasting--United States--Statistics--Periodicals.
Periodicals.
Statistics.
Tax revenue estimating--United States--Statistics--Periodicals.
United States--Economic conditions--Statistics--Periodicals.
United States. Internal Revenue Service--Periodicals.