Principal Knowledge Center

The latest insights from our experts on attitudes, behaviors and trends that impact long-term financial security. Thought leaders from across the globe provide data analysis, research and perspective on the economy, investment management, retirement security and more. 

  • Mission accomplished?

  • Did we already have a recession?

  • Predictable payroll payback

  • Economic decoupling begins

  • The Federal Reserve in 2018: Two hikes, three, or four?

  • Market implications