Prince Alois, a trained accountant, did not spell out details of an initiative that could see Liechtenstein provide tax information about foreign account holders in return for guarantees they would not be punished unduly. "In the future, we should offer all states comprehensive co-operation if they are willing to find sensible solutions with us for the client relationships we have built up, and if they are interested in fair and constructive co-operation for the future," he said.