By: Paolo Buonanno*, Leopoldo Fergusson**, Juan F. Vargas*** Introducing ... the CKC In almost every US state, the relationship between crime and income is strikingly clear. Since 1970, the data shows a pervasive pattern similar to an inverted U-shape: crime increases with per capita income until it reaches a maximum and then decreases as income keeps rising. … [Read more...] about The Kuznets criminal curve