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Table 1 Description and summary statistics of model variables

From: Crop substitution behavior among food crop farmers in Ghana: an efficient adaptation to climate change or costly stagnation in traditional agricultural production system?

Variables N Mean Standard deviation Minimum Maximum
Crop yield (kg/ha)      
Cassava 1513 5342.36 8437.83 45.59 85097.14
Maize 2017 661.26 1429.954 0.59 32592.59
Sorghum 560 346.33 503.37 2.70 4325.26
Rice 333 637.65 1154.79 2.06 12722.65
Yam 682 3150.98 5935.54 61.31 72598.55
Farm size (ha)      
Cassava 1508 1.65 3.27 0.02 97.10
Maize 2012 1.97 4.07 0.02 97.10
Sorghum 555 3.22 10.69 0.09 194.21
Rice 328 2.13 4.07 0.05 42.48
Yam 677 2.01 4.14 0.04 82.94
Output price (GHS/kg)      
Cassava 2577 0.12 0.07 0.02 1.07
Maize 2577 0.55 0.84 0.01 6.00
Sorghum 2577 0.38 0.40 0.12 4.00
Rice 2577 0.41 0.59 0.03 9.00
Yam 2577 0.46 0.32 0.07 5.47
Climate      
Minimum temperature (°C) 2577 22.29 0.63 21.18 23.48
Maximum temperature (°C) 2577 31.88 1.66 29.6 34.94
Rainfall (mm) 2577 1179.79 145.95 807.69 1377.49
Socioeconomic      
Household labor (number) 2577 2.58 1.64 0 16
Age-head (years) 2577 45.57 14.62 18 95
Gender-head (=1 if female) 2577 0.17 0.38 0 1
Education-head (years) 2577 3.13 4.60 0 16
Farm input (GHS/ha) 2577 35.79 84.81 0 1200
  1. Notes GHS: Ghana cedi; 1 US$ = 0.92 GHS as of December 2005.
  2. Source: calculated from 2005 Ghana Living Standard Survey and Ghana Meteorological Agency data.