Zipf Law for Brazilian Cities

@misc{citeulike:411503, abstract = {This work studies the Zipf Law for cities in Brazil. Data from censuses of 1970, 1980, 1991 and 2000 were used to select a sample containing only cities with 30,000 inhabitants or more. The results show that the population distribution in Brazilian cities does follow a power law similar to the ones found in other countries. Estimates of the power law exponent were found to be 2.22 +/- 0.34 for the 1970 and 1980 censuses, and 2.26 +/- 0.11 for censuses of 1991 and 2000. More accurate results were obtained with the maximum likelihood estimator, showing an exponent equal to 2.41 for 1970 and 2.36 for the other three years.}, author = {Moura, Newton J. and Ribeiro, Marcelo B. }, citeulike-article-id = {411503}, eprint = {physics/0511216}, keywords = {powerlaws, social\_networks}, month = {Nov}, posted-at = {2005-11-30 04:17:10}, priority = {2}, title = {Zipf Law for Brazilian Cities}, url = {http://arxiv.org/abs/physics/0511216}, year = {2005} }

TY - ELEC ID - citeulike:411503 L3 - citeulike-article-id:411503 TI - Zipf Law for Brazilian Cities N2 - This work studies the Zipf Law for cities in Brazil. Data from censuses of 1970, 1980, 1991 and 2000 were used to select a sample containing only cities with 30,000 inhabitants or more. The results show that the population distribution in Brazilian cities does follow a power law similar to the ones found in other countries. Estimates of the power law exponent were found to be 2.22 +/- 0.34 for the 1970 and 1980 censuses, and 2.26 +/- 0.11 for censuses of 1991 and 2000. More accurate results were obtained with the maximum likelihood estimator, showing an exponent equal to 2.41 for 1970 and 2.36 for the other three years. KW - powerlaws KW - social_networks AU - Moura, Newton AU - Ribeiro, Marcelo PY - 2005/Nov/25/ UR - http://arxiv.org/abs/physics/0511216 ER -