Criminals worry about the chances of getting caught, not the consequences. This was demonstrated in 1995 when they compared how university students and prison inmates reacted to experiments.
Students looked at the likelihood and cost of getting caught; prisoners responded to the chances of being found out.
Effective enforcement improves behaviour.
Commerce Minister Simon Power's parting gift is the Companies and Limited Partnerships Amendment Bill that will make trading recklessly a crime, and where directors found guilty can be imprisoned for five years. Sounds good, but in 2006 similar legislation imposed identical criminal sanctions against those who set up phoenix companies.
Six years later, only one person, Michael Donovan from Napier, has been prosecuted successfully. He was convicted and discharged, sent home without even a telling-off.