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Re:Show HN: Software to give insurance advice like an agent ... by chrisplotz on Thursday July 05, 2018 @05:55PM (#17467202)
Awesome, I will - thanks!

Property insurance attritional losses are fairly predictable, and reinsurance is there to smooth out Catastrophe loss years; they'll be there to support us and bring our Loss Ratio back under control. So key is to charge enough to cover attritional (i.e. predictable) losses + reinsurance premiums.

But yes in those bad years where there's no UW profit, there's no dividend - everyone's contribution was needed.

Re:Show HN: Software to give insurance advice like an agent ... by phonon on Thursday July 05, 2018 @08:18PM (#17467984)
If you're covering CAT risk 100% using reinsurers, you are at a competitive disadvantage compared to insurers who can cover some of that risk themselves...reinsurers have their own returns they look for.
Re:Show HN: Software to give insurance advice like an agent ... by chrisplotz on Thursday July 05, 2018 @11:47PM (#17468701)
That's true, but I've yet to see a primary insurer that doesn't use reinsurance.
Re:Show HN: Software to give insurance advice like an agent ... by phonon on Friday July 06, 2018 @12:54AM (#17468944)
It's not about using "reinsurance", it's about how much risk you are laying off to them. Large insurers don't insure "just the predictable losses" (unless they set up their own reinsurers) because it lowers their ROE too much to give reinsurers so much of the underlying risk.