Koefisien Gini mangrupa ukuran nu dimekarkeun ku statistikus Italia , Corrado Gini , jeung diumumkeun dina taun 1912 dina karyana, Variabilita e mutabilita .

Koefisien ini biasana digunakeun keur ngukur bebeda pamasukan jeung kabeungharan. Di sadaya Marcapada, koefisien variasi ti 0.25 ( Denmark ) nepi ka 0.70 ( Namibia ).

Koefisien Gini mangrupa wilangan antara 0 jeung 1, nu mana 0 hartina persis sarua (unggal jalma miboga panghasilan nu sarua) sarta 1 harti persis teu saruaan (saurang boga kabeh panghasilan, nu sejenna teu boga nanaon).

Koefisien Gini dietang ngagunakeun daerah dina diagram Lorenz . Lamun daerah antara garis persis sarua sarta kurva Lorenz A, sarta daerah sahandapeun kurva Lorenz nyaeta B, mangka koefisien Gini A/(A+B). Ieu ditembongkeun salaku persentase atawa salaku kasaruaan numerik tina persentasi, ajen salawasna antara 0 jeung 1.

Indeks Gini sarua jeung koefisien Gini kali 100 ^{[ rujukan? ]} .

Tumbu kaluar [ edit | edit sumber ]

• Deutsche Bundesbank: Do banks diversify loan portfolios? Archived 2008-12-18 di Wayback Machine , 2005 (on using e.g. the Gini coefficient for risc evaluation of loan portefolios)
• Forbes Article, In praise of inequality
• Measuring Software Project Risk With The Gini Coefficient Archived 2010-08-09 di Wayback Machine , an application of the Gini coefficient to software
• The World Bank: Measuring Inequality Archived 2013-06-22 di Wayback Machine
• Travis Hale, University of Texas Inequality Project:The Theoretical Basics of Popular Inequality Measures , online computation of examples: 1A , 1B
• United States Census Bureau List of Gini Coefficients by State for Families and Households

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