Without you even knowing it, you could be sitting on a gold mine of savings that are just waiting for you to reap.

FORBES: Find Free Money: Almost Every Bill You Get Is Full Of Mistakes

But it could be a step in seven-league boots, for pharmaceutical companies are only just beginning to mine the spectrum of psychological ailments that flesh is heir to.

ECONOMIST: The ethics of brain science

And local people have to be compensated, coaxed and cajoled into believing that the mine is in their interests, not just those of the foreigners who are running it.

ECONOMIST: Booming Mongolia