30 month earnings
=1 if repondent has a hs degree or a ged
=1 if repondend is black
=1 if repondend is hispanic
=1 if repondend is married, 0 otherwise
=1 if repondent worked less than 13 weeks/year
=1 if respondent was originally recommended for classroom training
=1 if originally recommended for on the job training
=1 if repondend is 22-25 years of age
=1 if repondend is 26-29 years of age
=1 if repondend is 30-35 years of age
=1 if repondend is 36-64 years of age
=1 if repondend is 45-54 years of age
=1 is respondent participated in s second followup survey
=1 if assigned to job training, =0 otherwise
=1 if repondend went into job training, =0 otherwise