Research Article

A New Ridge-Type Estimator for the Linear Regression Model: Simulations and Applications

Table 3

Estimated MSE when n = 100, , and ρ = 0.70 and 0.80.

n = 1000.90.99
Sigmak = dOLSRidgeLiuNew estOLSRidgeLiuNew est

10.10.11240.11210.11050.11180.14920.14780.13960.1465
0.20.11180.11070.11140.14650.14040.1441
0.30.11160.11080.11100.14530.14140.1420
0.40.11140.11100.11060.14420.14230.1401
0.50.11120.11120.11040.14320.14340.1384
0.60.11100.11140.11010.14220.14440.1369
0.70.11080.11160.11000.14120.14550.1356
0.80.11060.11190.10990.14030.14670.1345
0.90.11050.11210.10990.13950.14790.1336
10.11040.11240.10990.13870.14920.1328

50.12.06312.04521.91262.02743.24403.19542.85233.1472
0.22.02761.92891.99243.14802.89423.0538
0.32.01021.94541.95833.10192.93652.9638
0.41.99321.96191.92493.05702.97932.8771
0.51.97641.97851.89223.01333.02242.7934
0.61.95991.99521.86032.97073.06592.7128
0.71.94362.01211.82912.92913.10982.6350
0.81.92762.02901.79862.88873.15422.5600
0.91.91192.04601.76882.84923.19892.4876
11.89642.06311.73962.81083.24402.4178

100.18.16328.09017.54818.017412.920012.723411.334412.5287
0.28.01827.61507.874712.532011.504512.1511
0.37.94747.68227.735112.345611.676111.7867
0.47.87777.74987.598412.164011.849311.4349
0.57.80917.81787.464611.987012.023911.0953
0.67.74157.88627.333611.814412.200110.7674
0.77.67507.95497.205311.646212.377810.4506
0.87.60968.02407.079711.482112.557010.1447
0.97.54518.09346.956811.322012.73779.8490
17.48168.16326.836411.165812.92009.5634