Myoung-jae Lee, "Selection Correction and Sensitivity Analysis for Ordered
Treatment Effect on Count Response", Journal of Applied Econometrics,
Vol. 19, No. 3, 2004, pp. 323-337.

All data are in the file odrte.data, which is an ASCII file in DOS format.
It is zipped in the file lee-data.zip. Unix users should use "unzip -a".

The data are drawn from the Health and Retirement Study from Institute for
Social Research at University of Michigan (www.umich.edu/~hrswww). This is a
panel data set, and only the 1992 wave is used with N=8484.

In the data set, there are 39 columns and 8484 rows. The first 36 columns
are in the order described in the paper, Subsection 5.1:

     age, edu, man, job, hour, inc, mar, smk, arth, dia,
     hrt, hyp, lung, nerv, pain
     h1-h5 (health insurance dummies), j1-j16 (job dummies).
     
Note that the natural logarithm of positive incomes should be taken before
use.

Col.37 is light exercise. 
col.38 is heavy exercise.
Col.39 is # visits to doctors per year.

More details of the 39 columns are as follows:
   
age,
edu (education in years),
man (=1 if male), 
job (=1 if work), 
hour (weekly work hours), 
inc (0 or ln(income) per year), 
mar (=1 if married), 
smk (=1 if ever smoked more than one cigarettes per day and not quit by 
    age 20), 
arth (=1 if arthritis or rheumatism ever),
dia (=1 if diabetes or high blood sugar ever),
hrt (=1 if heart problem ever), 
hyp (=1 if hypertension or high blood pressure ever), 
lung (=1 if lung disease or bronchitis ever), 
nerv (=1 if emotional or psychiatric problem ever), 
pain (=1 if troubled with pain), 

care (or h1; 1 if medicare), 
caid (or h2; 1 if medicaid), 
va (or h3; 1 if VA/Champus), 
blue-hmo (or h4; 1 if Blue Cross/Shield or HMO),
other health insurance (or h5; 1 if other health insurance).

J1: Managerial specialty operation

J2: Professional specialty operation and technical support

J3: Sales

J4: Clerical, administrative support

J5: Service: private household, cleaning, building

J6: Service: protection

J7: Service: food preparation

J8: Health services

J9: Personal services

J10: Farming, forestry

J11: Mechanics and repair

J12: Construction trade and extractors

J13: Precision production

J14: Operators:machine

J15: Operators:transport, etc.

J16: Operators:handlers, etc.

light exercise.
heavy exercise.
number of visits to doctors per year.