Christopher J. O'Donnell, Alicia N. Rambaldi, and Howard E. Doran,
"Estimating Economic Relationships Subject to Firm- and Time-Varying
Equality and Inequality Constraints," Journal of Applied Econometrics,
Vol. 16, No. 6, 2001, pp. 709-726.

There is one data file, called ord.dat, which is zipped in the file
ord-data.zip. This file, which is an ASCII file in DOS format, contains 68
observations on nine variables. There is one observation per row. The order
of the variables is

S    state (1 = Oklahoma; 2 = Texas)
Y    year 
Q    quantity index for output
W1   implicit price index for labour
W2   implicit price index for capital
W3   implicit price index for materials
X1   quantity index for labour
X2   quantity index for capital
X3   quantity index for materials

Summary statistics are as follows:

NAME        N    MEAN       ST. DEV      VARIANCE     MINIMUM      MAXIMUM
 S         68    1.5000     0.50372     0.25373       1.0000       2.0000
 Y         68    1976.5      9.8837      97.687       1960.0       1993.0
 Q         68   0.90093     0.17816     0.31742E-01  0.55132       1.2825
 W1        68   0.85497E+06 0.74411E+06 0.55370E+12   99929.      0.30518E+07
 W2        68   0.21615E+07 0.21693E+07 0.47057E+13  0.21436E+06  0.88842E+07
 W3        68   0.30636E+07 0.21726E+07 0.47203E+13  0.66687E+06  0.74817E+07
 X1        68    1.4335     0.41445     0.17177      0.90318       2.4849
 X2        68    1.0564     0.60414E-01 0.36498E-02  0.97175       1.1824
 X3        68   0.86487     0.18198     0.33116E-01  0.51818       1.1214

C.J. O'Donnell
School of Economics, University of New England  NSW  2351, Australia.
Phone (02) 6773 2815; Fax (02) 6773 3607;
URL:    http://www.une.edu.au/febl/Econ/odonnell.htm
E-mail: codonnel@metz.une.edu.au