To keep the water running in LasVegas, recognize scarcity and let water rates rise-- double or even triple. Encourage homeowners to trade water rights. Let the market determine how much water people use, not the water police.
The skyrocketing price of oil and basic foodstuffs has captured worldwide attention. In Africa especially, it has prompted questions concerning the low economic returns to land under agricultural production; the lack of investment in agricultural infrastructure, technology, and education; the poor...