Co-ops typically raise waste pickers' take by 20%, but Da Rocha wants even more for his members.

FORBES: Creative Giving

" He adds: "We can't waste that money and raise taxes on everybody.

WSJ: Menu

Moreover, whenever firms can raise capital virtually free, they are likely to waste much of it, as so many dot.coms are now doing with their marketing expenditure.

ECONOMIST: The e-commerce boom is changing business��for the better

As higher chicken feed costs push multi-national chicken firms like Pilgrim's Pride and Tyson's Food to report losses this year, Abdel Hadi says crayfish waste is an alternative source for the protein and minerals necessary to raise chickens.

CNN: The incredible, edible crayfish?

Heads of departments at the best universities, such as Toulouse 1, Grenoble 1 or Paris-Dauphine, waste time bending the rules to lure the professors and students they want, or to raise private finance.

ECONOMIST: A much-needed but still half-hearted set of reforms