I tend to think that something more conservative is probably a better idea, even though it has the very real cost of needing one to work a bit longer. The Trini

I tend to think that something more conservative is probably a better idea, even though it has the very real cost of needing one to work a bit longer. The Trinity study was based on a 30 year rundown IIRC, and was based on a period of US economic dominance.