noun
standard family unit; model household
Often used in economic or social policy contexts to refer to a typical family of two adults and two children, used as a reference for calculations or comparisons.
この調査では、モデル世帯の支出を基準にしています。
This survey is based on the expenditures of a standard family unit.
モデル世帯は夫婦と子供2人で構成されることが多い。
A model household often consists of a married couple and two children.