Table 13.
Linear regression for the impact of climate change on soybean production
| lnsoya | Coef | St.Err | t-value | p-value | [95% Conf | Interval] | Sig |
|---|---|---|---|---|---|---|---|
| lnco2 | 1.553 | 0.218 | 7.14 | 0.000 | 1.106 | 2.001 | *** |
| lndc | 0.284 | 0.199 | 1.42 | 0.166 | − 0.126 | 0.694 | |
| lnfert | − 0.005 | 0.119 | − 0.04 | 0.966 | − 0.251 | 0.240 | |
| lnprec | 0.657 | 0.605 | 1.09 | 0.288 | − 0.587 | 1.901 | |
| Constant | − 8.346 | 4.280 | − 1.95 | 0.062 | − 17.143 | 0.451 | * |
| Mean dependent var | 10.840 | SD dependent var | 1.095 | ||||
| R-squared | 0.944 | Number of obs | 31.000 | ||||
| F-test | 109.752 | Prob > F | 0.000 | ||||
| Akaike crit. (AIC) | 13.161 | Bayesian crit. (BIC) | 20.331 | ||||
***p < 0.01, **p < 0.05, *p < 0.1