Table 6.

Short-run impact of climate variables on maize production.

Variable	Coefficient	Std. Error	t-Statistic	Prob.	Sig. level
AVEGTP	−3.237	0.842	−3.843	0.001	***
CO2	0.757	0.242	3.117	0.005	**
PRPT	−0.141	0.072	−1.960	0.062	*
TWL	−16.795	5.187	−3.238	0.004	***
CointEq(-1)	−0.255	0.068	−3.764	0.001	***

Cointeq = MZP - (−12.6913*AVEGTP + 2.9692*CO2+0.5519*PRPT -0.8538*TWL + 23.1550).

(*) Significant at 10 %; (**) Significant at 5 %; (***) Significant at 1 % and (no) Not Significant.