"In the 1980s, school districts dabbled with programs that offered teachers cash inducements, such as bonuses or raises, for doing their jobs well.Go read the entire piece.
But those merit-pay programs were mostly short-lived, hotly debated, and understudied. Even after all this time, no one knows definitively whether children learn more when teachers are paid extra for boosting their students' achievement."
Merit Pay For Teachers? Not Going To Work!
Merit pay for teachers is not a fix: