The Declaration of Independence promises the right to life, liberty and the pursuit of happiness. But where does the U.S. rank when it comes to happiness?

The University of Chicago’s Booth School of Business recently took a deep dive into “hedonomics” — the study of happiness — to take stock of the state of happiness in the world, which countries rank the best as far as happy citizens, and what you can do to optimize your own happiness.

Morning Shift explores the science of happiness.

GUEST: Hal Weitzman, executive director of intellectual capital at the University of Chicago’s Booth School of Business and editor-in-chief of Chicago Booth Review, the school’s quarterly magazine and website

LEARN MORE: How To Be Happy Without Earning More (Chicago Booth Review)