| Volatility parameters | BIC criterion | |||
---|---|---|---|---|---|
α | β | λ | AG-DCC | G-DCC | |
International price | 0.688c | 0.516c | − 0.414c |  |  |
Bangladesh | 2.085c | 0.214c | − 2.315c | − 192.905 | − 198.940 a |
Brazil | − 0.076 | 0.767c | 0.041 | − 242.129 | − 247.654 a |
Cambodia | − 0.117 | 0.788c | 0.166 | − 173.528 | − 181.743 a |
Cameroon | − 0.174c | 0.728c | 0.575c | − 319.429 | − 328.466 a |
Colombia | − 0.195b | 0.745c | 0.101 | − 182.443 | − 189.825 a |
Guatemala | − 0.161c | 1.052c− | 0.333c | − 242.224 | − 244.561 a |
Haiti | − 0.869c | 0.857c | 1.309c | − 143.635 | − 151.554 a |
India | − 0.475c | 0.601c | 0.516c | − 298.319 | − 307.384 a |
Mauritania | 0.328c | 0.858c | − 0.670c | − 272.869 | − 282.281 a |
Mozambique | − 0.362c | 0.635c | 0.116c | − 257.795 | − 267.315 a |
Nigeria | − 0.260c | − 0.452c | 0.062c | − 271.459 | − 278.909 a |
Panama | − 0.256c | 0.6865c | 0.0731c | − 338.044 | − 343.263 a |
Peru | − 0.278c | 1.043c | 0.415c | − 328.766 | − 335.351 a |
Salvador | − 0.243b | 0.900c | − 0.190 | − 227.105 | − 233.097 a |
South Africa | − 0.224c | 0.787c | 0.623c | − 261.193 | − 261.194 a |
Uruguay | − 0.285c | 1.051b | 0.043c | − 179.948 | − 188.233 a |