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MARBASECIDP
Unique identifier for linking March Basic to ASEC

Codes

MARBASECIDP is a 10-digit numeric variable.

Description

MARBASECIDP is an IPUMS-CPS created ID for merging person records from the ASEC to their corresponding data on the March Basic file. MARBASECIDP is only useful for linking within a given year. For more information, see Flood and Pacas, 2017 and Flood et al., 2020.

Comparability

The methodology for generating MARBASECIDP differs before and after 1989. For more information on the 1976-1988 period, see Flood et al., 2020; for more information on 1989 forward, see Flood and Pacas, 2017.

Universe

  • All persons.

Availability

Years Jan Feb ASEC Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1976 - - X X - - - - - - - - -
1978 – 2020 - - X X - - - - - - - - -

Flags

This variable has no flags.

Unharmonized Variables

No variables available