By Ted Sickinger, includes “… For Treasury staff and the Oregon Investment Council, the citizens' panel that oversees the investment of the pension assets, it's a no-brainer, Investment 101 decision they've been discussing for years. They say they're replacing a one-size-fits-all investment approach with one that will insulate older workers from market volatility as they near retirement, while giving younger workers a more aggressive, growth-oriented investment mix. …”