[us10] Mixed categories: precise age for respondent and his/her spouse/partner; intervals for all others (values refer to the upper boundary of the interval), with the following intervals (age <=3), (age> 3 & age <=6), (age > 6 & age <=12), (age> 12 & age <=17), and (age > 17 & age <=25).
[us10] Scope limitation: available only for head and spouse.
[us10] Mixed categories: code 110 refers to youngest own child living in the household who is 0-6 years old. Code 120 refers to youngest own child living in the household who is 7-12 years old.
[us10] Mixed categories: interval data for (ageyoch <=3), (ageyoch > 3 & ageyoch <=6), (ageyoch > 6 & ageyoch <=12), (ageyoch > 12 & ageyoch <=17), and (ageyoch > 17 & ageyoch <=25); values in this variable refer to the upper boundary of the interval.
[us10] Scope limitation: available only for one person in the household, either respondent or spouse/partner.
[us10] Mixed categories: category disabled includes those who are on sick or maternity leave.
[us10] Scope limitation: available only for respondent and spouse/partner.
[us10] Definitional deviation: The retired dummy is based on the labour force status in current period.
[us10] Scope limitation: available only for respondent and spouse/partner. Refers to the main job.
[us10] Scope limitation: available only for respondent and spouse/partner who are working full-time or part-time.
[us10] Scope limitation: available only for respondent.