所得 しょとく 平等 びょうどう 係数 けいすうでしょう
shotokufubyōdōdo keisūdeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 所得不平等度係数

1. Income inequality coefficient, probably.

Polite
Presumptive
Conjecture