Yea, I'd assume the chronically unhappy/depressed are probably less likely to find a long-term partner than average. It would potentially be also interesting t

Yea, I'd assume the chronically unhappy/depressed are probably less likely to find a long-term partner than average. It would potentially be also interesting to control for sexual activity? Presumably most married couples were sexually active together at some point, which I'd assume generally increases happiness.