Note that even for private pensions the government is often on the hook, eg via https://www.pbgc.gov https://www.pbgc.gov They do some due diligence, but it is

Note that even for private pensions the government is often on the hook, eg via https://www.pbgc.gov https://www.pbgc.gov They do some due diligence, but it isn’t debatable how good the asset liability management is.