Civil procedure is traditionally divided into inquisitorial and adversarial. Both inquisitorial and adversarial criminal justice systems are affected by confirmation bias. Criminal procedure can be either in form of inquisitorial or adversarial criminal procedure. The Tribunal process is inquisitorial, not adversarial. Proceedings before a Review Board are inquisitorial rather than adversarial. In 1989, Italy reformed its inquisitorial system, introducing elements of US-style adversarial procedure. Brazilian courts function under civil law adversarial system. It tries to reach solutions satisfying everyone while avoiding traditional adversarial processes. Arbitration was promoted as being faster, less adversarial, and cheaper. This is primarily due to a more adversarial legal system. Scottish trials are based on an adversarial approach. Without this judges do not benefit from adversarial debate. Cooperation changed into a far more adversarial relationship as the USSR increased its production. An example often considered for adversarial bandits is the iterated prisoner's dilemma. He has an adversarial relationship with them.