The variable codes, e.g. occupational codes, are available from the Census
Bureau, at
The variables are:
age, with a U(0,1) variate added for jitter cit, citizenship; 1-4 code various categories of
citizens; 5 means noncitizen (including permanent residents
educ: 01-09 code no college; 10-12 means some college;
13 is a bachelor's degree, 14 a master's, 15 a professiona deal and
16 is a doctorate
occ, occupation
birth, place of birth
wageinc, wage income
wkswrkd, number of weeks worked
yrentry, year of entry to the U.S. (0 for natives)
powpuma, location of work
gender, 1 for male, 2 for female
data(prgeng); prgeng