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pro vyhledávání: '"Batool Shaaban"'
Publikováno v:
المجلة العلمیة لقطاع کلیات التجارة. 26:50-72
Autor:
Batool Shaaban
Publikováno v:
المجلة العلمیة لقطاع کلیات التجارة. 14:1-23
The present study introduces Dagum distribution Type I with three parameters and its properties. Maximum likelihood estimation method is used to estimate the model parameters. Income data for urban and rural sectors in Egypt for two periods of time: