"I'm especially curious about whether anyone disagrees with any of the factual points of view I have expressed here, and particularly if anyone has any authorit

"I'm especially curious about whether anyone disagrees with any of the factual points of view I have expressed here, and particularly if anyone has any authoritative source to prove me wrong about anything I have said here." Perhaps the down votes are because you're quoting a study that samples 20 year increments when marriage is supposed to be a lifetime event. Many marriages stay together, rather unhappily, until the last child is out of the household. This study pretty much ignores that segment of the issue. And issues beyond that. That it's almost 50% within 20 years actually makes the issue seem worse.