Guardian: As American financier Warren Buffett once said, "price is what you pay, value is what you get". Price is set by the market. Value needs to be assessed and determined. This is worth bearing in mind as we consider the value of water for it is worth far more than what we pay for it.
All sorts of factors influence water prices: supply and demand, technology and regulation. Determining value is more challenging, especially in many developing countries where water is regarded as priceless.
As the...