Should You Invest in Exchange Traded Funds? There are hundreds of ETFs available. Should you invest in them? Share | Related Content The Business Cycle How will you weather the ups and downs of the business cycle? Types of Stock Market Analysis Most stock market analysis falls into three broad groups: Fundamental, technical, and sentimental. Here’s a look at each. 5 Smart Investing Principles Principles that can help create a portfolio designed to pursue investment goals.