$PROBLEM $INPUT ID ET=DROP T DV $DATA NMDATA2.CSV $PRED AMP=THETA(1) LAM=THETA(2) IF (ETA(1).LE.0) THEN ET1=-((-ETA(1)+1)**LAM-1)/LAM ELSE ET1=((ETA(1)+1)**LAM-1)/LAM ENDIF Y=AMP*EXP(ET1+EPS(1)) $THETA (0,100) 1 $OMEGA .1 $SIGMA .71 $EST MAXEVALS=9999 PRINT=1 METH=1 INT $COV $TABLE ETA1 ID FIRSTONLY NOPRINT NOAPPEND FILE=THW6A.TXT ;