Table I.
Terminal Decline Model | Survival Model | |||
---|---|---|---|---|
Sample used | Parameter | Estimate (SE) | Parameter | Estimate (SE) |
Full sample | β0 | 108.44 (3.18) | θ1 | 0.052 (0.006) |
β1 | 12.03 (4.87) | θ2 | 0.033 (0.006) | |
β2 | 3.99 (0.58) | θ3 | 0.077 (0.008) | |
β3 | 0.088 (0.059) | θ4 | 0.019 (0.005) | |
β4 | −1.37 (0.89) | |||
β5 | −0.060 (0.096) | |||
σ | 18.22 (1.18) | |||
τ | 11.36 (0.44) | |||
ν | 9.95 (1.03) | |||
α | 0.019 (0.009) |