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. Share | Related Content Can Election Results Predict the Market? How do the markets usually react to elections? Was the 2016 election any different? The Great Debate Continues: Active vs. Passive In investments, one great debate asks the question, “Active or Passive Investing: Which Is Better?” 5 Smart Investing Principles Principles that can help create a portfolio designed to pursue investment goals.