It's Too Soon to Say Whether This Is a Bull Market, but Invest Anyway - The New York Times

S&P 500 confirms bull market with record close

The S&P 500's wild ride to an all-time high

Bull Market Hits a Milestone: 3,453 Days. Most Americans Aren't at the Party. - The New York Times

Stock Market Outlook: Technical Indicator Holds the Key to Bull Run

Opinion The Market Isn't Bullish for Everyone - The New York Times

What Is a Bull Market? Are We in One Now? - NerdWallet

Looking Back at the First Roaring Twenties - The New York Times

Bull Market Hits a Milestone: 3,453 Days. Most Americans Aren't at the Party. - The New York Times

U.S. stock market: Is it a bull, a bear, or a bull in a bear?

5 Sure-Fire Signs Of A Stock Market Bubble

To Make Money in the Stock Market, Do Nothing - The New York Times

Bullish Vs. Bearish Investors & Stock Markets