Table 1.

Summary statistics of variables for sub-Saharan.

Summary	ADER	UNDR	Population Growth	Food CPI	Food per capita	Agric. Researchers	Agric. R&D Spending
Mean	111.29	18.98	2.48	70.76	97.71	366.52	6.66e+07
Std. Dev.	12.52	10.53	0.89	27.70	17.56	537.90	1.06e+08
Minimum	82	3.10	−0.40	9.69	42.49	26.98	850038.5
Maximum	142	50.70	5.79	216.40	168.56	3024.64	5.41e+08
Pair-wise Correlation Matrix
ADER
UNDR	−0.91
Population Growth	−0.19	0.36
Food CPI	0.33	−0.31	0.01
Food per capita	0.14	−0.18	−0.25	0.26
Agric. Researchers	0.10	−0.13	0.06	−0.08	−0.10
Agric. R&D Spending	0.26	−0.34	−0.10	−0.09	−0.07	0.79