Because of the COVID-19-pandemic the men’s first German football league (Bundesliga) had to take a break before it was permitted to finish the season 2019/20. However, only ghost games without spectators in the stadiums were allowed in this finishing phase. Comparing these 83 games without...

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.

This study investigates the presence and variation of home bias across different hierarchical levels in German men’s football. Based on an extensive dataset comprising 357,530 matches from the 2023/2024 season—collected via a Python script—the analysis includes match outcomes, attendance...