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Table 5 Regression on covariates and regression on PS (HH income as dependent variable)

From: Impact of supply chain coordination on honey farmers’ income in Tigray, Northern Ethiopia

Covariates

Regression on covariates

Regression on PS

Coefficient

Std. err.

Coefficient

Std. err.

Contract

0.28 a

0.16

0.28 a

0.17

Cooperative

0.01

0.21

0.01

0.21

PSContract

  

0.79

1.41

PSCooperative

  

-0.96

1.87

Atsibi

-0.81 b

0.41

-0.86 b

0.43

Kiltie awlalo

-1.20 c

0.42

-1.25 c

0.43

Ofla

(omitted)

 

(omitted)

 

Dega temben

-1.48 c

0.57

-1.51 c

0.58

Age, household head

-0.02 c

0.01

-0.01 a

0.01

Illiterate, household head

-0.16

0.12

-0.13

0.13

Household size

-0.01

0.04

-0.03

0.05

Active family

0.10 a

0.06

0.12 a

0.07

Production Experience

0.02 b

0.01

0.01 a

0.01

Land size

0.28

0.28

0.14

0.33

Land size2

0.11

0.11

0.17

0.14

Tropical livestock units (recall 5 years ago)

0.03 c

0.01

0.03 c

0.01

No. of modern hives (recall 5 years ago)

0.05 b

0.02

0.04 a

0.02

No. traditional hives (recall 5 years ago)

0.01 a

0.01

0.01

0.01

Distance to Mekelle

-0.01 a

0.00

-0.01 a

0.00

Distance to asphalt road

0.01

0.01

0.01

0.01

Distance to RDO

-0.02

0.02

-0.02

0.02

Constant

9.62 c

0.54

9.76 c

0.64

No. of observations

393

  

393

F( 18, 374)

7.65 c

 

F( 20, 372)

6.99 c

Adj R-squared

0.22

  

0.22

  1. a , b , c indicates significance levels at 10,5 and 1 % respectively