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Table 4 Values assigned by experts for each economic sustainability indicator and relative weight

From: Urban form and economic sustainability in housing projects

Indicators Sustainable Partly sustainable Unsustainable Relative weights
* Built-up to total space ratio (S&V) More than 1:1 1:1 to 1 Less than 0.5:1 10
* Mixed-use ratio More than 80% 50–80% Less than 50% 25
* Built-up ratio Less than 50% 50–80% More than 80% 10
*Population density More than 300 p/acre 30–-150 p/acre Less than 150 p/acre 10
* Floor area ratio More than 4 4–2 Less than 2 8
*Degree of accessibility More than 0.6 0.6:0.4 Less than 0.4 17
*Public transportation More than 25% 10–25% Less than 10% 20