* TOBIT REGRESSION * * Data from Judge, Hill, Griffiths, Lutkepohl and Lee, * INTRODUCTION TO THE THEORY AND PRACTICE OF ECONOMETRICS, * Second Edition, Wiley, 1988, Table 19.2, page 800. SAMPLE 1 20 READ (judge19.txt) Y X TOBIT Y X / LIST TEST X/Y TEST CONSTANT/Y STOP