Researchers develop new happiness index
(PHYSorg.com Mathematics)

A team of researchers at the Universitat Politècnica de València (UPV) and Universitat de València (UV) have developed a new index to measure a country`s happiness. Named HAIN (HAppiness INdex), it is based on five areas - development, freedom, solidarity, justice and peace, each of which is evaluated based on quantitative variables taken from various official databases such as the UN`s Human Development Reports, the World Bank Open Data and Eurostat.