Instead of focusing on gross domestic product (GDP), Bhutan measures gross national happiness (GNH).

WSJ: Lessons in Gross National Happiness

Yet, the government measures its success partly in GNH: Gross National Happiness.

FORBES: Rating Happiness in a Gloomy Economy

Known best as the guiding metric of the Himalayan nation of Bhutan, GNH tracks not merely economic output and consumption, but factors like access to health care, education and nature, and evolves based on continuous input from citizens.

FORBES: Are You Happy? An App Tries To Raise Our Collective Mood