$PROBLEM $DATA NMDATA7.CSV $INPUT ID DV $SUB CONTR=CONTR.TXT CCONTR=CCONTRA.TXT $PRED W=THETA(2) ;SD CL=THETA(1)*EXP(ETA(1)) ;CL/F PRE=1/CL ;@ SS ASSUMING INPUT RATE = 1 LAM=THETA(3) PREL=(PRE**LAM-1)/LAM Y=PREL+EPS(1)*W RES1=((DV**LAM-1)/LAM-PREL)/W $THETA (0,.1) ;CL/F (0,1) ;SD ADDITIVE (0,1) ;BOX COX LAMBDA PARAMETER $OMEGA .1 $SIGMA 1 FIX $EST MAXEVALS=9999 METH=1 PRINT=1 $COV PRINT=E $TABLE ID RES1 ONEHEADER NOPRINT FILE=TWS7L.TXT ;