Table 1 Quantiles of surplus change and physical water scarcity in the four selected basins (billions US 2020$).

From: Evaluating the economic impact of water scarcity in a changing world

Hydrologic basin

10% surplus change

90% surplus change

10% WTA

90% WTA

Indus

−2010

405

0.005

2.13

Arabian Peninsula

−530

101

0.32

2.5

Lower Colorado River

−16.4

3.08

0.15

1.86

Orinoco

−2.84

4.96

0.001

0.007

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