Die Transformation der Wirtschaft im Sinne der ökologischen Nachhaltigkeit erfordert umfangreiche Investitionen durch den Staat, Unternehmen und die privaten Haushalte. Wie diese Investitionen in angemessener Form durch den Staat stimuliert und gelenkt werden können, wird unter dem Schlagwort...

So-called virtual water, the water "embedded" in internationally traded goods, has come under discussion. The amount of quantitative studies which attempt to estimate volumes and flows of virtual water in relation to agricultural trade is rising rapidly, while the concept has been recognized by...

Affordability of water services is a pressing water policy issue for both the developed and in particular the developing world. Despite its well-known theoretical shortcomings affordability analysis for water supply is up to now widely based on the ratio of a household's water expenditure and...