There are two opposite models that address the question of who should compensate damage in the event of an incident.

According to the model of the stadium »(ballpark model), practiced in New Hampshire, everyone should be" for itself. " That is, no matter what happens, all costs associated with the restoration of health or property shall be borne by you, even if what happened is not your fault. The idea prevalent in the country have filed a baseball stadium, where visitors often are injured by baseballs, and where the administration is not responsible for it can not be held. In fact, unless you can predict where to fly a tiny ball?

On the contrary, "the model of Disneyland» (Disneyland model) binds to compensate damages caused to third parties, namely those responsible for the accident. Its name to the model required to Disneyland amusement park, where the leadership is responsible for any accident, which occurred with the visitors.

The highest manifestation of this model is the idea to give the duty to register the machine (to give them rooms) is the insurance companies, which must simultaneously and to insure them. Now the issuance of license plates are engaged in the power structures in each state.