需要 じゅよう所得 しょとく弾力 だんりょく せいじゃありません
juyōno shotokudanryoku seija arimasen

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 需要の所得弾力性

1. It is not income elasticity of demand.

Negative
Polite
Terminal Form