Pekali Gini

Pekali Gini adalah suatu ukuran penyerakan statistik dikembangkan oleh ahli statistik dan ahli sosiologi Itali Corrado Gini dan menerbit dalam karya 1912nya "Keberubahan dan Keberubah-ubahan" (Itali: Variabilità e mutabilitàcode: it is deprecated ).^[1]^[2]

Pekali Gini adalah ukuran ketidaksamaan edaran, nilai 0 menyatakan kesamaan jumlah dan nilai 1 ketidaksamaan maksimum. Ini telah menemukan permohonan dalam kajian ketidaksamaan dalam bidang beragam seperti sosiologi, ekonomi, sains penjagaan kesihatan, ekologi, kimia, kejuruteraan dan pertanian.^[3]

Hal ini biasanya digunakan sebagai ukuran ketidaksamaan dari pendapatan atau kekayaan.^[4] Di seluruh dunia, pekali Gini untuk rentang pendapatan daripada 0.23 (Sweden) ke 0.70 (Namibia) walaupun tidak setiap negara telah dinilai.

^ Gini, C. (1912) (Itali: Variabilità e mutabilitàcode: it is deprecated (Variability and Mutability), C. Cuppini, Bologna, 156 pages. Reprinted in Memorie di metodologica statistica (Ed. Pizetti E, Salvemini, T). Rome: Libreria Eredi Virgilio Veschi (1955).
^ Gini, C (1909) Concentration and dependency ratios (in Italian). English translation in Rivista di Politica Economica, 87 (1997), 769-789.
^ Sadras, V.O., Bongiovanni, R., 2004. Use of Lorenz curves and Gini coefficients to assess yield inequality within paddocks. Field Crops Res. 90, 303-310.
^ Gini, C. (1936) On the Measure of Concentration with Special Reference to Income and Statistics, Colorado College Publication, General Series No. 208, 73-79.

[1] Gini, C. (1912) (Itali: Variabilità e mutabilitàcode: it is deprecated (Variability and Mutability), C. Cuppini, Bologna, 156 pages. Reprinted in Memorie di metodologica statistica (Ed. Pizetti E, Salvemini, T). Rome: Libreria Eredi Virgilio Veschi (1955).

[2] Gini, C (1909) Concentration and dependency ratios (in Italian). English translation in Rivista di Politica Economica, 87 (1997), 769-789.

[3] Sadras, V.O., Bongiovanni, R., 2004. Use of Lorenz curves and Gini coefficients to assess yield inequality within paddocks. Field Crops Res. 90, 303-310.

[4] Gini, C. (1936) On the Measure of Concentration with Special Reference to Income and Statistics, Colorado College Publication, General Series No. 208, 73-79.

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