Table 1.—Principal Source Data and Estimating Methods Used in Preparing Estimates of Current-Dollar GDP—Continued

Component (billions of dollars) Subcomponent (billions of dollars) Annual estimates: Source data and methods used to determine level for benchmark and other years or used to prepare an extrapolator or interpolator Advance quarterly estimates: Source data and methods used to prepare an extrapolator
Income side (Gross national income of $7,697.6 billion for 1996)—Continued
Consumption of fixed capital
($830.1)
Government:
($147.4)
General government
($125.1)
Perpetual-inventory calculations at current cost, based on gross investment and on investment prices. Same as annual.
Government enterprise
($22.3)
Perpetual-inventory calculations at current cost, based on gross investment and on investment prices. Same as annual.
Private:
($682.7)
Perpetual-inventory calculations at current cost, based on gross investment and on investment prices. Same as annual.
Capital consumption allowances
($709.9)
Years except most recent—For depreciation of corporations and of nonfarm sole proprietorships and partnerships, Internal Revenue Service tabulations of business tax returns, adjusted for several conceptual differences; for other depreciation (including noncorporate farms, nonprofit institutions, and owner-occupied houses), perpetual-inventory calculations; for accidental damage to fixed capital, losses reported to insurance companies and government agencies.
Most recent year—For depreciation of corporations and nonfarm sole proprietorships and partnerships, BEA estimates of tax-return-based depreciation; for other depreciation and accidental damage to fixed capital, same as other years.
Judgmental trend.
Less: CCAdj
($27.1)
For corporations and nonfarm sole proprietorships and partnerships, the difference between tax-return-based calculations and perpetual-inventory calculations; for other (including noncorporate farms, nonprofit institutions, and owner-occupied houses), the difference between perpetual-inventory calculations at historical cost and current cost. Judgmental trend.

1. Includes $10.6 billion for food produced and consumed on farms, standard clothing issued to military personnel, and used trucks.

2. The retail-control method cited under "personal consumption expenditures (PCE) for most goods" is based on retail trade sales data that include sales of gasoline service stations. Estimates of PCE for gasoline and oil are derived separately and are deducted from the retail-control totals (that include goods sold by gasoline service stations) to derive the estimates for "PCE for most goods."

3. Also referred to as "services furnished without payment by financial intermediaries, except life insurance carriers and private noninsured pension plans."

4. Includes $0.5 billion for brokers' commissions on sale of structures and net purchases of used structures.

5. Includes -$1.0 billion for other structures (dormitories, fraternity and sorority houses, nurses' homes, etc.) and net purchases of used structures.

6. Includes -$2.6 billion for wage and salary accruals: Rest of the world, net, and $5.7 billion for other labor income: Supplemental unemployment, directors' fees, and judicial fees.

CCAdj Capital consumption adjustment

IVA Inventory valuation adjustment

NIPA National income and product account

Source: 1996 estimates—SURVEY OF CURRENT BUSINESS, August 1997.

Table 1, page 12