Looking for Accurate Forecasting of Copper TC/RC Benchmark Levels

Table 14

Error Average Improvement for averaged monthly steps before annual steps.

GBM TC/RC 1 Year	53.26%/56.53%	32.72%/35.87%	33.33%/35.48%	32.72%/35.87%
GBM TC/RC 2 Years	26.95%/26.35%	25.75%/15.97%	26.19%/2.86%	24.34%/13.69%
GBM TC/RC 5 Years	-11.73%/-11.04%	8.73%/7.09%	9.26%/7.69%	7.47%/5.65%
OUP TC/RC 1 Year	88.08%/87.08%	63.71%/62.50%	62.91%/63.19%	63.68%/62.24%
OUP TC/RC 2 Years	46.28%/44.21%	27.71%/26.17%	29.99%/30.75%	22.16%/20.75%
OUP TC/RC 5 Years	26.02%/25.53%	10.93%/9.97%	13.12%/12.18%	13.06%/12.69%