1. A 23-Year Analysis of Dependency Ratio in Rural Population in Fars Province during 1990-2012: A Trend Analysis Study

Alireza Mirahmadizadeh; Mitra Rahimi Haghighi; Pegah Shoa Hagighi; Abdolrasool Hemmati; Mohsen Moghadami

Volume 3, Issue 3 , July 2015, , Pages 107-112

Abstract
  Background: The dependency ratio (DR) is defined as the ratio of the non-working population to the economically active population. Dependency ratio is calculated by the sum of population under fifteen years and over 65 years divided by 15-64 year old population. The interpretation of DR variation gives ...  Read More