IPUMS CPS Technical Documentation

This page contains links to technical documentation relevant to the use of IPUMS CPS.

Source Documents

Original Current Population Survey Codebooks

Current Population Reports and Technical Papers

General Interest

CPS Sample Design

IPUMS Family Interrelationship Variables

Harmonizing 1990 Changes to Occupation Coding Scheme

Harmonizing 2010 Changes to Occupation Coding Scheme

IPUMS CPS Unharmonized Variables

CPS and COVID-19


CPS Weights

Replicate Weights

Archived weights and SPM variables

ASEC Topics

March Basic Monthly vs. ASEC

Adjusting for Inflation

Notes on Hours Worked

Topcoding of Hourly Earnings

Earner Study (Outgoing Rotation Groups)

Poverty Estimates using IPUMS CPS

Income Topcodes

2014 3/8 File

2014 Income-Consistent Files

2019 ASEC Redesign

Linking the CPS

Overview of the CPS Panel Component

2018 CPS Linking Workshop Materials

IPUMS CPS longitudinal extracts