Ioannides, Yannis Menelaos; Overman, Henry G. - London School of Economics (LSE) - 2003
We use data for metro areas in the United States, from the US Census for 1900 - 1990, to test the validity of Zipf's Law for cities. Previous investigations are restricted to regressions of log size against log rank. In contrast, we use a nonparametric procedure to calculate local Zipf exponents...