Last year the Cato Institute, along with the Fraser Institute and the Liberales Institut at the Friedrich Naumann Foundation for Freedom, published the Human Freedom Index 2017. In it, the authors, Ian Vasquez and Tanja Porcnki, assign scores to various key components of what they call "economic freedom" and "personal freedom" and then rank the various countries on those two. They take the average of the two indices to get the overall Human Freedom Index. Ian Vásquez is the director of the Center for Global Liberty and Prosperity at the Cato Institute and a columnist at El Comercio, a newspaper in Peru. Tanja Porčnik is president and cofounder of the Visio Institute, a think tank based in Slovenia, and
David Henderson considers the following as important: liberty
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