Note that citizens may feel more acutely about systemic discrimination against homosexuals. A large factor is subsidized public housing, which a large fraction

Note that citizens may feel more acutely about systemic discrimination against homosexuals. A large factor is subsidized public housing, which a large fraction of the citizens live in. Being married and having children gives you priority for public housing, but only heterosexual unions being recognized as marriage excludes families of homosexual partners from receiving the same support.