Table 2d: Simulation results for the four-alternative case with 20 datasets for high spatial dependency and high spatial drift (based on a total of 20×10 runs/dataset=200 runs) Parameter Estimates Standard Error Estimates True Absolute Finite Abs.Bias of Approx. Parameter Value Percentage Sample Asymptotic the asymt. error as a Mean Abs. Bias St. Dev St. Err. St. Err. % of FSSD Est. Bias (APB) (FSSD) (ASE) (APBASE) (APERR 0.50 0.514 0.014 2.732 0.1155 0.1122 2.86 1.47 0.80 0.843 0.043 5.370 0.2605 0.2396 8.02 1.27 1.00 1.014 0.014 1.391 0.2627 0.2924 11.31 1.37 0.90 0.925 0.025 2.824 0.2341 0.2506 7.05 1.75 0.60 0.628 0.028 4.705 0.1649 0.1637 0.73 2.00 0.80 0.769 0.031 3.887 0.1870 0.2294 14.77 2.46 0.75 0.754 0.004 0.540 0.0210 0.0148 29.52 0.95 0.75 0.680 0.070 9.333 0.1721 0.1748 1.57 3.37 0.75 0.696 0.054 7.165 0.1470 0.1317 10.41 0.88 Overall mean value across 0.031 4.216 0.1739 0.1788 9.58 1.72 parameters a The mean composite log-likelihood value for the low spatial dependency and low spatial drift model at converged parameter is -11693.61
Table 2d: Simulation results for the four-alternative case with 20 datasets for high spatial dependency and high spatial drift (based on a total of 20×10 runs/dataset=200 runs) Parameter True Value Parameter Estimates Standard Error Estimates Mean Est. Abs. Bias Absolute Percentage Bias (APB) Finite Sample St. Dev (FSSD) Asymptotic St. Err. (ASE) Abs.Bias of the asymt. St. Err. (APBASE) Approx. error as a % of FSSD (APERR 0.50 0.514 0.014 2.732 0.1155 0.1122 2.86 1.47 0.80 0.843 0.043 5.370 0.2605 0.2396 8.02 1.27 1.00 1.014 0.014 1.391 0.2627 0.2924 11.31 1.37 0.90 0.925 0.025 2.824 0.2341 0.2506 7.05 1.75 0.60 0.628 0.028 4.705 0.1649 0.1637 0.73 2.00 0.80 0.769 0.031 3.887 0.1870 0.2294 14.77 2.46 0.75 0.754 0.004 0.540 0.0210 0.0148 29.52 0.95 0.75 0.680 0.070 9.333 0.1721 0.1748 1.57 3.37 0.75 0.696 0.054 7.165 0.1470 0.1317 10.41 0.88 Overall mean value across parameters 0.031 4.216 0.1739 0.1788 9.58 1.72 a The mean composite log-likelihood value for the low spatial dependency and low spatial drift model at converged parameter is -11693.61
Spatial_drift.docx