>>>http://news.yahoo.com/blogs/lookout/philadelphia-english-teacher-explains-why-she-helped-students-160244016.html
>>
>>You always get people do their best at what you pay them for. If you pay programmers by the lines of code, they'll find ways to write the same code in more lines. If you pay them by chunks of code (modules, classes, snippets, deliverables, whatever), they'll make more small ones.
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>>And when you pay teachers not to teach, but to make kids pass tests, they'll deliver what you pay them for.
>
>The teachers aren't being paid to cheat.

Slight correction: the teachers aren't paid if they are caught.