Didn't we already mostly move to that system, and don't a lot of people already argue that it's true?
Most companies don't offer pensions anymore. Some companies don't even offer 401ks at all, and a significant portion of the ones that do don't do any employer contribution matching.
Most companies don't offer pensions anymore. Some companies don't even offer 401ks at all, and a significant portion of the ones that do don't do any employer contribution matching.