We analyse changes in the National Football League (NFL) due to ghost games in 2020. The home bias disappears as expected. This also applies to semi-ghost games with significantly fewer spectators than regular games and to referee decisions regarding penalties.

Summary There are different kinds of works councils. They can be cooperative or antagonistic for example. There are also different kinds of management. The managers can be friendly or unfriendly to the workers and the works council representing them. Here the mutual relationship between works...