Election analysis of the 2025 Bundestag election in Erlangen

The 21st German Bundestag was elected on February 23. Now that the election results have already been published in detail, a more in-depth analysis follows. The focus here is on the question of what correlations exist between the population structure in the constituencies and the results. How do people vote in the strongholds? How do the election results differ when the urban area is divided into socio-spatial types? What differences are there when the distributions of different social structure characteristics are taken into account?