Human nature being what it is, when people are told they will be abused and used, they react accordingly. Of course, they are EBIL for doing it:
In the 2009-10 tax year, more than 16,000 people declared an annual income of more than £1 million to HM Revenue and Customs.
This number fell to just 6,000 after Gordon Brown introduced the new 50p top rate of income tax shortly before the last general election.