Table 4

ARCH- LM test summary statistics

CropObs*R squaredp-valueF-statisticp-value
Green beans0.0582400.80930.0557780.8144
Potatoes12.126210.0005***15.647260.0003***
Tomatoes0.0583120.80920.0557930.8144
Onion1.4516420.22831.4337770.2376
Oranges0.0803580.77680.0769990.7827
Grapes0.2371420.62630.2282020.6352
Strawberries0.0037560.95110.0034150.9540

Note(s): *** indicates statistical significance at 1% level

Source(s): Compiled by researcher depending on e-views, See Table A1 in  appendix, http://www.fao.org/faostat/en/#data/PP

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