PART1.txt

PART 1 – file copied from R CRAN package <em>maps</em> including the population in cities worldwide . In the <em>maps</em> R package, it is available as <em>world.cities</em> dataset. Data were collected for the year 2006 – dataset originated from Gazetteer website , which now redirects to the Population Mondiale website . The dataset includes 43.645 observations. This file includes the following variables: ID - ordered number from 1 to 43.645 name - name of the city (in English), 43.645 different cities country.etc - name of the country the city belongs currently (in English), 239 countries were included pop - number of inhabitants in city in 2006 lat - latitude of the location of the city in WGS84 long - longitude of the location of the city in WGS84 capital - dummy variable that takes value 1 if a city is a capital of the country, and 0 otherwise (in the case of China, 2 for China Municipalities and 3 for China Provincial capitals)