[breuleux]

By serious unforeseen circumstances I mean things like getting cancer or being crippled in a freak car accident. Nobody's going to do either of these things just to get out of government duty.

Also, what's important is for the sample to be representative, so it's fine if a very motivated minority gets out of it, as long as it doesn't create a significative bias in the lottery.

But yes, they should be paid handsomely. And as I mentioned in another comment, their debts should be paid in full to make them less vulnerable to bribes.