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

Table 9

Correlation matrix.

	X1	X2	X3	X4
X1	1.000	0.229	−0.824	−0.245
X2	0.229	1.000	−0.139	−0.973
X3	−0.824	−0.139	1.000	0.030
X4	−0.245	−0.973	0.030	1.000