Portfolio selection may be conducted through quantitative analysis, qualitative analysis, or some combination thereof.

FORBES: Investors Need To Make Money, Not Beat Benchmarks

In a 1952 paper and 1959 book, Portfolio Selection, future Nobel laureate Harry Markowitz expounded MPT for the investment world.

FORBES: Is Modern Portfolio Theory Out-of-Date?

We expect that the role of ACA as Portfolio Selection Agent will broaden the investor base for this and future ABACUS offerings.

FORBES: A Closer Look at the Case Against Goldman Sachs

Based on these documents, it seems quite clear that Goldman realized the value having ACA as the portfolio selection agent would serve in marketing the CDO.

FORBES: A Closer Look at the Case Against Goldman Sachs

If you decide you can accept some risk, you can balance the riskier elements of your portfolio with a selection of less risky, more easily accessible investments.

BBC: Cashing In guide: investment

In the early 1950s, another doctoral student named Harry Markowitz posited a statistical approach to investment selection called Modern Portfolio Theory.

FORBES: Wise Up: 'Normal' Market Behavior Is Not Normal But Crazy Is

It's been a few months since the International Trade Commission affirmed its decision to ban a selection of Motorola's Android portfolio from import, but the ruling will only start in earnest from today.

ENGADGET: Import ban on select Motorola Android products starts today

Portfolio risk can be reduced with proper asset class selection.

FORBES: Choices in Portfolio Rebalancing

The active manager claims that through either market timing or individual security selection he can add value to your investment portfolio in excess of his costs.

FORBES: Playing With Active Money Managment Is A Losing Game