Boer, Paul M. C. de (contributor); … - 2006
= (6)
First, we derive from (4) the income elasticity:
0
w
)m,x(E
i
i
i
>
α …
Income elasticity
Agrifood 0.3809 0.859
Manufacturing 0.2527 0.214 0.020 1.073
Services 0.3664 0.238 0.023 1.096
It … follows that the income elasticity of “Agrifood” is lower than one, which means that it is
a necessary commodity, confirming …