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# Long description

This diagram illustrates a price-value model.

The x or horizontal axis is labelled price and has a scale from 0 to 200 in increments of 20.

The y or vertical axis is labelled value and has a scale from 0 to 200 in increments of 20.

A diagonal line labelled indifference extends from the point of origin to the top right of the chart.

A reference product is labelled at price 100, value 100.

Product A is labelled below the indifference line at price 180, value 150 (competitive disadvantage)

Product B is labelled above the indifference line at price 120, value 180 (competitive advantage).