*   R. Carter Hill, William E. Griffiths and Guay C. Lim,  
*   Principles of Econometrics, Third Edition, Wiley, 2008.

* Chapter 4.4.1  A Growth Model (p. 94)
      
SAMPLE 1 48
READ (wa-wheat.shd) R1 R2 R3 YIELD
* Generate a time index = 1, 2, ... , 48
GENR TIME=TIME(0)

* Estimate a model with a log-dependent variable
GENR LNY=log(YIELD) 
OLS LNY TIME / LOGLIN COEF=B

* Use the slope estimate to obtain an annual percentage growth rate.
GEN1 RATE=100*B:1
PRINT RATE

STOP