With interest rates set to decrease, where can you go for yield?

As interest rates are set to decrease U.S. Treasurys remain a go to investment for income and safety but are there other alternatives? Municipal bonds, agency mortgage-backed securities, and preferred stock are three potential alternatives. An additional consideration, what is better, a tax-exempt municipal bond or a taxable bond?  This episode reviews two articles from The Wall Street Journal (subscription required) titled “Three alternatives to U.S. Treasurys that give you safety and yield” and “Tax-Exempt Munis vs. Taxable Bonds: Which has higher return?”