Should I Invest in Gold? Learning more about gold and its history may help you decide whether it has a place in your portfolio. Share | Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content The Rule of 72 Do you know how long it may take for your investments to double in value? The Rule of 72 is a quick way to figure it out. Emotional vs. Strategic Decisions Information vs. instinct. Are your choices based on evidence of emotion? 5 Smart Investing Principles Principles that can help create a portfolio designed to pursue investment goals.