Friday, July 25, 2008

LORENZ CURVE (ACCUMULATIVE LINE GRAPH)

This is an image of a Lorenz Curve, which is a form of geovisualization. A Lorenz Curve is commonly used in economics and ecology to describe inequality in wealth or size. The Lorenz curve is a function of the cumulative proportion of ordered individuals mapped onto the corresponding cumulative proportion of their size.

This Lorenz Curve is an image found on The North Lanarkshire Council website, which reflects fairness in terms of income in Scotland. For example, if everyone in Scotland had an equal amount of money, we would have a Lorenz Curve like the Perfect Equality line where 10% of the population have 10% of the income, and so on. Complete inequality, where one person has all the money in Scotland, would be a straight line along the bottom of the graph.

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