phase
General Social Survey https://gss.norc.org
Question 1666. Subsampling: two-phase design.
1
phase one - initial cases
2
phase two - sub-sampled cases
NA(d)
don't know
NA(i)
iap
NA(j)
I don't have a job
NA(m)
dk, na, iap
NA(n)
no answer
NA(p)
not imputable
NA(q)
not imputable
NA(r)
refused
NA(s)
skipped on web
NA(u)
uncodeable
NA(x)
not available in this release
NA(y)
not available in this year
NA(z)
see codebook