Castellani, Massimiliano; Pattitoni, Pierpaolo; … - 2012 - This version: January 27, 2012
An avalanche of empirical studies has addressed the validity of the rank-size rule (or Zipf's law) in a multi-city context in many countries. City size in most countries seems to obey Zipf's law, but the question under which conditions (e.g. sample size, spatial scale) this 'law' holds remained...