Raging bull markets
Research suggests people take more risk on the trading floor because the stressful, competitive environment itself boosts certain hormones. A report said firms should hire more women and older people as traders, because young men may be more affected by these hormones – cortisol and testosterone.
Scared sensible or silly
Psychology means interest rates may only rise slowly after a financial crisis, notes economist Chris Dillow. Not only is there more demand to mop up the money printed, but investors remain wary. "In the 1950s, memories of the Great Depression scared workers into accepting low pay despite an objectively strong bargaining position," he explains.
Damping down demand
Taxi drivers never seem available in rain, when more people wandering around might want a ride, perhaps because they stop work after earning a predetermined sum – as research has noted. But Psy-fi blogger Tim Richards suggests also that Uber-style surge pricing means prices will increase, attracting more drivers even if it's harder to drive in the wet.