Table 3: The estimation results of parameters in model (12) with .

L NL L NL L NL

−0.0048 −0.0714 0.0016 −0.0386 0.0204 0.0716
−0.5962 0.9521 0.1472 1.1721 −0.2454 −1.3468
−0.2090 −0.5714 −0.4063 0.4813 0.1157 −0.1113
0.4572 2.0364 0.0981 0.4427 −0.2789 −1.2711
−15.918 −2.6130 7.0099
4.4736 −17.653 4.2631
−15.532 −8.6779 9.7671
4.5004 −4.6673 2.6761
1.1712 3.4831 −1.0065
−9.5897 3.5050 3.8677

SSR SSR SSR
0.4955 0.6803 0.5615 0.7399 0.4705 0.6918