|
Pooled data (1)
|
Upland (2)
|
Lowland (3)
|
Irrigated (4)
|
---|
Variable
|
Coefficient
|
Coefficient
|
Coefficient
|
Coefficient
|
---|
YIELD
|
0.0001* (0.000)
|
0.000 (0.000)
|
−0.0001 (0.000)
|
−0.000 (0.000)
|
SEACES
|
−0.185 (0.127)
|
−0.420** (0.203)
|
−0.333* (0.171)
|
−0.053 (0.055)
|
ACREDIT
|
−0.243* (0.144)
|
−0.022 (0.129)
|
−0.353* (0.183)
|
0.084 (0.059)
|
AGE2
|
0.001** (0.000)
|
0.001* (0.001)
|
0.001* (0.001)
|
−0.000 (0.000)
|
RICINC
|
0.179* (0.092)
|
0.355*** (0.093)
|
0.349** (0.116)
|
0.100** (0.047)
|
HSIZE
|
0.023 (0.015)
|
−0.012 (0.019)
|
0.025 (0.021)
|
−0.005 (0.005)
|
GNR
|
0.089 (0.152)
|
−0.189 (0.324)
|
0.124 (0.196)
|
0.048 (0.058)
|
EXCONT
|
−0.366** (0.152)
|
0.315 (0.399)
|
−0.448** (0.227)
|
−0.015 (0.036)
|
NCRI
|
−1.379*** (0.229)
|
0.709 (0.635)
|
−1.481*** (0.306)
|
−0.067 (0.181)
|
HOWN
|
0.864*** (0.247)
|
0.524 (0.347)
|
0.747**(0.325)
|
-
|
MAIN
|
−0.033 (0.208)
|
0.126 (0.214)
|
0.092 (0.252)
|
0.105 (0.179)
|
NTRAIN
|
−0.062 (0.039)
|
−0.012 (0.035)
|
−0.149* (0.081)
|
0.007 (0.007)
|
OFFINC
|
−0.126 (0.213)
|
0.294 (0.319)
|
−0.088 (0.269)
|
-
|
KANO
|
0.372** (0.179)
|
0.764 (0.529)
|
1.068 (0.839)
|
-
|
NIGER
|
−0.626*** (0.175)
|
0.508 (0.424)
|
-
|
0.088 (0.128)
|
TRAINB
|
0.349* (0.186)
|
0.061 (0.290)
|
0.718** (.297)
|
−0.037 (0.043)
|
AGE
|
−0.102*** (0.038)
|
−0.087* (0.049)
|
−0.120** (0.049)
|
0.004 (0.018)
|
MEORG
|
0.231* (0.129)
|
0.132 (0.188)
|
0.253 (0.177)
|
0.062 (.038)
|
INOCRP
|
0.338*** (0.077)
|
−0.156* (0.088)
|
0.445*** (0.110)
|
0.031 (0.034)
|
TORAREA
|
−0.021 (.033)
|
−0.015 (0.045)
|
−0.028 (0.045)
|
−0.103*** (0.013
|
SEDIST
|
0.017** (0.008)
|
0.008 (0.011)
|
0.028* (0.015)
|
0.001 (0.002)
|
COSEED
|
0.008*** (0.002)
|
0.009*** (0.004)
|
0.008*** (0.003)
|
−0.001 (0.002)
|
EDUB
|
−0.295** (0.118)
|
0.093 (0.145)
|
−0.339** (0.148)
|
−0.020 (0.072)
|
FYEXP
|
0.009 (0.008)
|
0.016 (0.010)
|
−0.007 (0.008)
|
−0.003 (0.002)
|
CONSTANT
|
−3.834*** (1.383)
|
−2.655 (1.643)
|
−6.131 (1.841)
|
−0.448 (0.579)
|
/SIGMA
|
0.948 (0.039)
|
0.549 (0.046)
|
1.118 (0.054)
|
0.104 (0.008)
|
NUMBER OF OBSERVATION
|
514.000
|
151.000
|
417.000
|
90.000
|
LR CHI2 (24)
|
279.060
|
72.640
|
226.340
|
91.090
|
PROB > CHI2
|
0.000
|
0.000
|
0.000
|
0.000
|
PSEUDO R2
|
0.204
|
0.239
|
0.203
|
0.058
|
LOG LIKELIHOOD
|
−543.670
|
−115.773
|
−443.737
|
−74.301
|
- Source: Field survey, 2010. ***, **, and * implies significant at 1 %, 5 %, and 10 % respectively
- Note: Figures in Parentheses are the standard error
-
ME Marginal Effect