Compensation of employees is the total remuneration, in cash or in kind, payable by enterprises to employees in return for work done by the latter during the accounting period. (SNA) See Employee Compensation.

A technique used to estimate purchases of an item by intermediate or final users when primary data are not available. The method generally begins with an estimate of the total supply of an item available for domestic uses; it then either attributes a fixed percentage of supply to an intermediate or final user, or it adjusts for other purchases and attributes the residual to intermediate or final users. Commodity-flow estimates are always calculated in basic prices. (BEA)

Employer’s social contributions are payments by employers which are intended to secure for their employees the entitlement to social benefits should certain events occur, or certain circumstances exist, that may adversely affect their employees’ income or welfare – sickness, accidents, redundancy, retirement, etc. (SNA)

By this assumption, the production of each commodity requires a unique set of inputs no matter which industry produces that commodity. This assumption provides the basis for the redefinition of secondary products in the I-O accounts, whereby the secondary product and its associated inputs are redefined from the industry that produced it to the industry in which it is the primary product. See also Handbook of Input-Output Table Compilation and Analysis, Studies in Methods, Handbook of National Accounting, Series F, No. 74, (New York: United Nations, 1999): 91. (BEA)