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Master Income Files

There are eight Master Income files that cover wages, occupations, household businesses, subsidies and other income.

Individual Occupation Master File

The CHNS Individual Occupation Master File contains information regarding the occupations of the survey individuals. As a longitudinal file, it contains multiple years of data for each individual.  An individual can have from 1 to 9 years of data as designated by the WAVE variable, which contains the survey year, 1989 to 2011.

This file consolidates occupation data from 13 survey files:

1989 1991 1993 1997 2000 2004 2006 2009
2011
C89HH3 C91HH4 C93HH5 C97HH5 C00HH6 C04ADULT
C04CHILD
C06ADULT
C06CHILD
C09ADULT
C09CHILD
C11ADULT
C11CHILD

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Individual Wage and Bonus Master File

The CHNS Individual Wage and Bonus Master File contain information regarding the individual wages, hours, and months worked and bonuses received.  As a longitudinal file, it contains multiple years of data for each individual.  An individual can have from 1 to 9 years of data as designated by the WAVE variable, which contains the survey year, 1989 to 2011.  Each year an individual can have a primary and/or a secondary job.

This file consolidates wage and bonus data from 17 survey files:

1989 1991 1993 1997 2000 2004 2006 2009
2011
C89HH4
C89HH10B
C91HH5
C91HH11A
C93HH6
C93HH12A
C97HH6
C97HH12
C00HH8 C04ADULT
C04CHILD
C06ADULT
C06CHILD
C09ADULT
C09CHILD
C11ADULT
C11CHILD

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Business Master Files

1. Household Business File

The CHNS Household Business Master File contains information regarding the Household Business activity by Business since a household may be involved in more than one household business. As a longitudinal file, it contains multiple years of data for each business within a household.  A business can have from 1 to 9 years of data as designated by the WAVE variable, which contains the survey year, 1989 to 2011.

This file consolidates this business data from 9 survey files:

1989 1991 1993 1997 2000 2004 2006 2009
2011
C89HH9 C91HH10 C93HH11B C97HH11A C00HH13A C04HT4 C06HT4 C09HT4 C11HT4

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2. Individual Business File

The CHNS Household Business Master File for Individuals contains information regarding the Household Business activity for individuals. As a longitudinal file, it contains multiple years of data for each individual.  An individual can have from 1 to 9 years of data as designated by the WAVE variable, which contains the survey year, 1989 to 2011.

This file consolidates this business data from 11 survey files:

1989 1991 1993 1997 2000 2004 2006 2009 2011
C89HH9 C91HH10 C93HH5 C97HH5 C00HH7 C04AT1
C04CH1
C06AT1
C06CH1
C09AT1
C09CH1
C11AT1
C11CH1

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Subsidies Master Files

1. Food Subsidies File

The CHNS Subsidies by Food Master File contains information regarding household subsidies by type of food. As a longitudinal file, it contains multiple years of data for each household that received food subsidies.  A household can have from 1 to 3 years of data as designated by the WAVE variable, which contains the survey year, 1989, 1991, and 1993 and from one to nine types of food subsidies.

This file consolidates food subsidies from three survey files:

1989 1991 1993
C89HH10A C91HH11B C93HH12B

After 1993, subsidy data were no longer collected by food.

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2. Other Household Subsidies File

The CHNS Household Subsidies Master File contains information regarding household subsidies. As a longitudinal file, it contains multiple years of data for each household.  A household can have from 1 to 9 years of data as designated by the WAVE variable, which contains the survey year, 1989 to 2011.

This file consolidates household subsidy data from 10 survey files:

1989 1991 1993 1997 2000 2004 2006 2009 2011
C89HH10A
C89HH10B
C91HH11C C93HH12C C97HH C00HH C04HH C06HH C09HH C11HH

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3. Individual Subsidies File

The CHNS Household Subsidies Master File contains information regarding subsidies for individuals. As a longitudinal file, it contains multiple years of data for each individual.  An individual can have from 1 to 9 years of data as designated by the WAVE variable, which contains the survey year, 1989 to 2011.

This file consolidates household subsidy data from 13 survey files:

1989 1991 1993 1997 2000 2004 2006 2009
2011
C89HH10A C91HH11A C93HH12B C97HH12 C00HH8 C04ADULT
C04CHILD
C06ADULT
C06CHILD
C09ADULT
C09CHILD
C11ADULT
C11CHILD

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Other Household Income Master File

The CHNS Other Household Income Master File contains information regarding other sources of income. As a longitudinal file, it contains multiple years of data for each household.  An individual can have from 1 to 9 years of data as designated by the WAVE variable, which contains the survey year, 1989 to 2011.

This file consolidates household subsidy data from 9 survey files:

1989 1991 1993 1997 2000 2004 2006 2009
2011
C89HH11 C91HH12 C93HH13 C97HH C00HH C04HH C06HH C09HH C11HH

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Constructed Household and Individual Income Master File

The CHNS constructed Household or Individual Income Master File contains information regarding all sources of income, unadjusted raw household or individual total income or CPI-adjusted household or individual income. As longitudinal files, they contain multiple years of data for each household.  An individual can have from 1 to 9 years of data as designated by the WAVE variable, which contains the survey year, 1989 to 2011.

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