Too Long; Didn't Read
There are several indicators that have been defined to arrive as a number of smartness levels. These include natural environment, water and waste, transport, economy, education, health and governance indicators. The law, Kleiber's Law, was found by Max Kleiber, a Swiss scientist in 1910. He found that a city that was 10 times as bigger than another was not 10 times more innovative, but 17 times more. A city 50 times bigger was 130 times more creative than a smaller city. The code used in this article can be found here.