07.31.08
Work and play
gnxp
Experiments show that threats and rewards tend to destroy inner
drives. Paychecks and pink slips might be powerful reasons to get out
of bed each day, but they turn out to be surprisingly ineffective –
and even counterproductive — in getting people to perform best.
http://www.washingtonpost.com/wp-dyn/content/article/2008/07/27/AR2008072701440.html