The Madoff scandal echoes a deeper absence inside our financial system, which has been undermined not merely by bad behavior but by the lack of checks and balances to discourage it.
The birds are hard to observe, as they live in a region of mountainous forest, so the researchers have attached tiny cameras to the tails of some birds, as one method of investigating their behaviour.
"People assume that office politics involves some manipulative behavior," says Deborah Comer, an assistant professor of management at Hofstra University.
Pay-per-click advertising is not without its problems— especially "click fraud", the practice of generating bogus clicks for devious reasons, such as making a rival advertiser pay for nothing.