http://documents.worldbank.org/curated/en/405621528167411253/Gendered-language

”Gender languages appear to reduce women's labor force participation and perpetuate support for unequal treatment of women.”

Note: a gender language is one that assigns many -- sometimes all -- nouns to distinct sex-based categories, masculine and feminine.

http://documents.worldbank.org/curated/en/405621528167411253/Gendered-language