The review ordered by the government may seek to create more explicit rules declaring that peers cannot block statutory instruments with major financial implications.

The case involved an obviously dishonest practice that resulted in loss to others, but the bank had no explicit rules prohibiting the behaviour and admitted failures of supervision and compliance.

Assignments often have explicit rules designed to increase their difficulty attached to them, with monetary penalties from the pot assessed if they are violated.

Parents are undemanding, so there tends to be little, if any punishment or explicit rules in this style of parenting.

Some rules had preconditions that depended on the history, or otherwise could not be represented in the framework of the explicit rules.