When the market gets crazy, you’re itching to trade your portfolio, or just want to act on the latest breaking news, the decisions you weigh matter in the long run.
Of course, not all portfolio decisions are equal. Sometimes it’s the decisions you don’t make that matter most.
In fact, Charley Ellis made this case two decades ago. He broke down portfolio decisions into five categories:
In making investment decisions, there are five separate levels of decisions for each investor to make individually:
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- Level One: Asset mix — The optimal proportion of, e.g., equities, bonds, private equity, for the policy normal of the investor’s portfolio. This is where investment counseling usually concentrates.
- Level Two: Equity mix — Policy normal proportions in various types of stocks: e.g., growth versus value; large-cap versus small-cap; domestic versus international.
- Level Three: Active versus passive management — Deciding on the appropriate method of implementation for the policy normal mix of investments.
- Level Four: Specific manager selection (where most investors and most investment committees concentrate their time and effort) — Deciding which firms will manage each component of the overall portfolio, firing the most disappointing, and hiring the most promising.
- Level Five: Active portfolio management — Changing portfolio strategy, security selection, and trading.

