As the Charles Koch Foundation demonstrates in this simple yet effective video, it's pretty straightforward: a nation's economic freedom correlates directly with its people's quality of life.
Take income for example -- the more freedom you have, the more you're likely to make:
Dear College Democrats: that's why I'm a conservative -- none of that "hope is bigger than dreams" and wealth is created by fairy dust nonsense.
Freedom = happiness. The more freedom you have, the happier you are. End of story.