Does Off-Farm Work Improve Farm Income? Empirical Evidence from Tolon District in Northern Ghana

Table 1

Description and expected signs of the explanatory variables included in the analysis.

Variable	Description	Expected sign
		Model 1	Model 2
Sex	Dummy = 1 if farmer is male; 0 otherwise	±	+
Age	Age of farmer in years	+	+
Education	Years of formal education	+	+
Credit access	Dummy = 1 for credit access; 0 otherwise	−	+
Maize farm size	Maize farm size in hectares	−	+
Dependents	Number of dependents	+	NA

1 US$ = 5.4 Ghana Cedis (GH¢). Model 1 is the probit participation model. Model 2 is the farm income (outcome) equation.