Why bonus schemes doesn't work

The reason why incentives schemes typically don't turn out to give much more than a short term motivational factor, that might help drive immediate goals - is that monetary incentive schemes typically and very quickly becomes an integrated part of the financial transaction between employee and employer. This means a bonus scheme after the first 1-2 payouts, doesn't seem to bring any additional motivational value for the receiver. As the employer - the goal of motivating the to achieve a short term goal will in many cases turn out to be