There is a paradox of intrinsic and extrinsic motivation. Intrinsic motivation is far stronger a motivator than extrinsic motivation, yet external motivation can easily act to displace intrinsic motivation...
If you can get someone to believe in an idea or align their values with what you want, then you have set very powerful motivation in place. Seek to make them feel good about what you want.
It recommends resisting the urge to motivate with money.
Also minimize extrinsic motivation. So, for example, pay them fairly, then do everything to keep money out of the equation of why they come to work.
The reason? Partially because it ends up having a demotivating effect through what they call the Overjustification Effect. It pointed to a study from the 70's to illustrate the point.
Greene, Sternberg and Lepper (1976) played mathematical games with schoolchildren, which the children seemed to enjoy. After a while, they started giving rewards for success. When they took away the rewards, the children quickly gave up playing the games.
The explanation was that the children had decided that they were playing for the reward, not for the fun.
Passion Catalyst SM