Table 4
The reference value of the initial parameter estimation to the optimization problem.
| Parameter | Chinese mainland | South Korea | Iran | Japan | Italy | generic initial estimation |
|---|---|---|---|---|---|---|
| η | – | – | – | – | – | 0.75 |
| θ | – | – | – | – | – | 0.75 |
| ρ | 0.85 | 0.9 | 0.75 | 0.5 | 0.85 | – |
| β | – | – | – | – | – | 0.4 |
| φ | 3.696 × 10−5 | 9.696 × 10−4 | 2.7 × 10−5 | 2.7 × 10−5 | 1.1068 × 10−5 | – |
| ε | – | – | – | – | – | 0.5 |
| α | – | – | – | – | – | 0.2 |
| γA | – | – | – | – | – | 10−4 |
| γI | – | – | – | – | – | 7 × 10−4 |
| p | 10−4 | 2.15 × 10−4 | 1.7 × 10−3 | 1.5 × 10−4 | 5.15 × 10−3 | – |
| μ | – | – | – | – | – | 0.2 |
 |
0.03 | 0.04 | 0.017 | 0.017 | 0.01 | – |
| z1 | 0.045 | 0.03 | 0.06 | 0.065 | 0.035 | – |
| z2 | 0.026 | 0.025 | 0.0306 | 0.045 | 0.02 | – |
| a | 28 | 29 | 22 | 50 | 45 | – |
| b | – | – | – | – | – | 5 |
| E0 | – | – | – | – | – |  |
| A0 | – | – | – | – | – |  |
| I0 | – | – | – | – | – |  |
 |
– | – | – | – | – |  |
 |
– | – | – | – | – |  |
 |
– | – | – | – | – |  |
| Parameter | Spain | Germany | France | UK | USA | generic initial estimation |
| η | – | – | – | – | – | 0.75 |
| θ | – | – | – | – | – | 0.75 |
| ρ | 0.89 | 0.9 | 0.916 | 0.85 | 0.5 | – |
| β | – | – | – | – | – | 0.4 |
| φ | 9.9135 × 10−6 | 1.9068 × 10−5 | 2.81068 × 10−5 | 2.6695 × 10−5 | 3.21 × 10−6 | – |
| ε | – | – | – | – | – | 0.5 |
| α | – | – | – | – | – | 0.2 |
| γA | – | – | – | – | – | 10−4 |
| γI | – | – | – | – | – | 7 × 10−4 |
| p | 7.8 × 10−3 | 2.5 × 10−3 | 4.47 × 10−4 | 2.66 × 10−3 | 1.13 × 10−3 | – |
| μ | – | – | – | – | – | 0.2 |
 |
0.098 | 0.035 | 0.022 | 0.2 | 0.00307 | – |
| z1 | 0.025 | 0.05 | 0.0187 | 0.035 | 0.31 | – |
| z2 | 0.02 | 0.045 | 0.0144 | 0.025 | 0.123 | – |
| a | 64 | 20 | 48 | 20 | 44 | – |
| b | – | – | – | – | – | 5 |
| E0 | – | – | – | – | – |  |
| A0 | – | – | – | – | – |  |
| I0 | – | – | – | – | – |  |
 |
– | – | – | – | – |  |
 |
– | – | – | – | – |  |
 |
– | – | – | – | – |  |
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