Social Security is not broken, so don't fix it

Or is Fr. John S. Rausch saying "why fix the roof when it ain't rainin'?"

If the economy grows at a more realistic 2.4 percent annual rate, the increase in real output and real incomes will insure the trust fund never going to zero. --Catholic Peace Voice March/April 2005

But what if future growth is less than projected?

For example, the Retirement Fund for Religious Facts and FAQs May 2004 has this in the Q and A.

If religious institutes are independent, why does the church co-sponsor this campaign?
Even though they were established independently, religious institutes gave incalculable service to the church. They educated millions, founded hospitals, and re-invested in their ministries. They expected that aging members would be cared for by new members. However, during the 1960s, membership began to decline ...

I've noticed bishops and priests never explain why the Church's own experience of the effects of less than projected numbers on a kind of social insurance is irrelevant to the social security debate.