First of all, there are hardly any data to go on. This has only become serious in the last decade.
Second, tell that to one of my nephew’s friends. Black, no less. Mother “confessed” while he was young and divorced dad, then got herself a shack-up girl. He was not pleased about being a teenager with this woman around. “You’re not my father!” takes on a whole new meaning!
Frankly, the way he has turned out is not a feather in the cap of f-ags.
A neutral Canadian study found worse life outcomes on many metrics, including educational attainment.
New Research on Children of Same-Sex Parents Suggests Differences Matter
http://dailysignal.com/2012/06/11/new-research-on-children-of-same-sex-parents-suggests-differences-matter/