Mingliang Li, "High School Completion and Future Youth Unemployment: New
Evidence from High School and Beyond", Journal of Applied Econometrics,
Vol. 21, No. 1, 2006, pp. 23-53.

The data are taken from "High School and Beyond", a data set collected by
the National Center for Education Statistics. The official website for
this data set is 

  http://nces.ed.gov/surveys/hsb/

The data used in the section 2 of the paper are stored in the ASCII file
jae-4486-5-data-2.txt, and the data used in the section 3 of the paper
are stored in the ASCII file jae-4486-5-data-3.txt.

The size of the file jae-4486-5-data-2.txt is 1435212 bytes (1429974 in Unix
format). The size of the file jae-4486-5-data-3.txt is 759692 bytes (758214
in Unix format).

Both files, which are in DOS format, are zipped in the file ml-data.zip.
Unix users should use "unzip -a".

The data file jae-4486-5-data-2.txt is rectangular with 5238 lines. Each
line represents an observation. For each observation, there are 17
variables. Variables are separated by white spaces. The variables are listed
in the following order:

(1) school id
(2) parental income ($10,000)
(3) base year cognitive test
(4) father's education
(5) dummy variable for unknown father's education
(6) mother's education
(7) dummy variable for unknown mother's education
(8) number of siblings
(9) dummy variable for unknown number of siblings
(10) dummy variable for being a female
(11) dummy variable for being a minority
(12) county level employment growth rate between 1980 and 1982 (%)
(13) age of the individual on January 1, 1980, minus 16
(14) time from which the individual is eligible to drop out: time
     eligible to dropout = (date eligible to drop out - January 1, 1980) /
     365 days 
(15) dummy variable for having any postsecondary education
(16) categorical variable for high school grade completion: completing
     high school = 0, dropping out after completing the ninth grade = 1,
     dropping out after completing the tenth grade = 2, dropping out after
     completing the eleventh grade = 3
(17) proportion of time unemployed: the proportion of time in the labor
     market for which an individual is unemployed

The data file jae-4486-5-data-3.txt is rectangular with 1478 lines. Each
line represents one observation. For each observation, there are 32
variables. Variables are separated by white spaces. The variables are listed
in the following order:

(1) parental income ($10,000)
(2) base year cognitive test
(3) father's education
(4) dummy variable for unknown father's education
(5) mother's education
(6) dummy variable for unknown mother's education
(7) number of siblings
(8) dummy variable for unknown number of siblings
(9) dummy variable for being a female
(10) dummy variable for being a minority
(11) county level employment growth rate between 1980 and 1982 (%)
(12) age of the individual on January 1, 1980, minus 16
(13) number of months between Februray 1980 and May 1982 for which the
     individual is eligible to drop out of high school
(14) dummy variable for the act of dropping out of high school
(15) high school duration from February 1980 (month)
(16) dummy variable for having any postsecondary education
(17) categorical variable for the occupation of the individual before
     his first unemployment: laborer = 0, professional = 1, manager = 2,
     salesman = 3, craftsman = 4
(18) categorical variable for the industry to which the individual
     belongs before his first unemployment: service = 0, agriculture = 1,
     mining = 2, construction = 3, manufacturing = 4, transportation = 5,
     trade = 6
(19) dummy variable for the act of leaving the first unemployment 
(20) first unemployment duration (month)
(21) categorical variable for the occupation of the individual before
     his second unemployment
(22) categorical variable for the industry to which the individual
     belongs before his second unemployment
(23) dummy variable for the act of leaving the second unemployment 
(24) second unemployment duration (month)
(25) categorical variable for the occupation of the individual before
     his third unemployment
(26) categorical variable for the industry to which the individual
     belongs before his third unemployment
(27) dummy variable for the act of leaving the third unemployment 
(28) third unemployment duration (month)
(29) categorical variable for the occupation of the individual before
     his fourth unemployment
(30) categorical variable for the industry to which the individual
     belongs before his fourth unemployment
(31) dummy variable for the act of leaving the fourth unemployment 
(32) fourth unemployment duration (month)