Market-weighted indexes may end up over-exposed to expensive investments, and underweight more attractively valued ones. That can be a problem. Of course, there are advantages to the approach too.

Gordon Scott has been an active investor and technical analyst or 20+ years. He is a Chartered Market Technician (CMT). Suzanne is a content marketer, writer, and fact-checker. She holds a Bachelor of ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...