The second. The cost of the aging of such a large cohort will have massive effect on the economy. For western europe, current estimates is that a quarter to a third of the workforce will be in direct support and aid of old people. Caregiving. These jobs are badly paid, highly dangerous (yes).
On top of this, their healthcare will also heavily tax the healthcare system.
Both combined will generate a heavy toll on the economy. Faaaar worse than what Japan have been dealing for.
And yes. They also expect far higher standards of living than in the past.
I extrapolate this to be saying "Compared to other named generations, Boomers have much higher per capita needs". How so?
Or are you rather saying the size of the Boomer generation, being enormous, causes them to collectively have "enormous needs"?