Table 3 Expected sign of determinants of inefficiency scores
From: Inefficiency of laying hens farms in Benin: an input directional distance function approach
Code | Variables | Expected Sign |
|---|---|---|
exper | Years of experience | − |
ninst | Education (dummy 1 = yes; 0 = no) |  ±  |
taill | Household size |  +  |
form | Training | − |
contat | Contact with extension services (dummy 1 = yes; 0 = no) | − |
cred | Acces to credit (dummy 1 = yes; 0 = no) | − |
nttrav | Number of farm workers | − |
occupation | Main profession (dummy 1 = full time; 0 = part time) | − |
distfem | Distance of the farm from nearest major market |  +  |
accintra | Contract with input suppliers (dummy 1 = yes; 0 = no) | − |
coop | Membership in farmer association/cooperatives (dummy 1 = yes; 0 = no) | − |
tauxmorti | Mortality rate (%) |  +  |