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Well-being oriented economic policy making based on the Magic Polygon 

Well-being oriented economic policy making based on the Magic Polygon 

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Most of the previously published results of the zenith sky twilight brightness, obtained by different investigators, are given in different units. These results have been converted to (mag/arcsec²) to make a comparison between them. The variation of the colour indices (B-V) and (B-R) of the zenith sky twilight with the sun’s depression will be stud...