 "Price"                       Price in Euro                    
 "Buf005dB44_Share"            Share of area in 5m buffer with noise about 45dB
 "Buf005dB49_Share"            Share of area in 5m buffer with noise about 50dB
 "Buf005dB54_Share"            Share of area in 5m buffer with noise about 55dB
 "Buf005dB59_Share"            Share of area in 5m buffer with noise about 60dB
 "Buf005dB64_Share"            Share of area in 5m buffer with noise about 65dB
 "WalkLevel.0100m"             Walking area in  100m buffer measured in km2
 "WalkLevel.0250m"             Walking area in  250m buffer measured in km2
 "WalkLevel.0500m"             Walking area in  500m buffer measured in km2
 "WalkLevel.0750m"             Walking area in  750m buffer measured in km2
 "WalkLevel.1000m"             Walking area in 1000m buffer measured in km2
 "WalkLevelAbove44dB.0100m"    Walking area in  100m buffer with noise above 45dB measured in km2
 "WalkLevelAbove49dB.0100m"    Walking area in  100m buffer with noise above 50dB measured in km2 
 "WalkLevelAbove54dB.0100m"    Walking area in  100m buffer with noise above 55dB measured in km2 
 "WalkLevelAbove59dB.0100m"    Walking area in  100m buffer with noise above 60dB measured in km2 
 "WalkLevelAbove64dB.0100m"    Walking area in  100m buffer with noise above 65dB measured in km2
 "WalkLevelAbove44dB.0250m"    Walking area in  250m buffer with noise above 45dB measured in km2 
 "WalkLevelAbove49dB.0250m"    Walking area in  250m buffer with noise above 50dB measured in km2  
 "WalkLevelAbove54dB.0250m"    Walking area in  250m buffer with noise above 55dB measured in km2  
 "WalkLevelAbove59dB.0250m"    Walking area in  250m buffer with noise above 60dB measured in km2 
 "WalkLevelAbove64dB.0250m"    Walking area in  250m buffer with noise above 65dB measured in km2  
 "WalkLevelAbove44dB.0500m"    Walking area in  500m buffer with noise above 45dB measured in km2  
 "WalkLevelAbove49dB.0500m"    Walking area in  500m buffer with noise above 50dB measured in km2   
 "WalkLevelAbove54dB.0500m"    Walking area in  500m buffer with noise above 55dB measured in km2  
 "WalkLevelAbove59dB.0500m"    Walking area in  500m buffer with noise above 60dB measured in km2  
 "WalkLevelAbove64dB.0500m"    Walking area in  500m buffer with noise above 65dB measured in km2  
 "WalkLevelAbove44dB.0750m"    Walking area in  750m buffer with noise above 45dB measured in km2   
 "WalkLevelAbove49dB.0750m"    Walking area in  750m buffer with noise above 50dB measured in km2   
 "WalkLevelAbove54dB.0750m"    Walking area in  750m buffer with noise above 55dB measured in km2    
 "WalkLevelAbove59dB.0750m"    Walking area in  750m buffer with noise above 60dB measured in km2    
 "WalkLevelAbove64dB.0750m"    Walking area in  750m buffer with noise above 65dB measured in km2    
 "WalkLevelAbove44dB.1000m"    Walking area in 1000m buffer with noise above 45dB measured in km2    
 "WalkLevelAbove49dB.1000m"    Walking area in 1000m buffer with noise above 50dB measured in km2     
 "WalkLevelAbove54dB.1000m"    Walking area in 1000m buffer with noise above 55dB measured in km2     
 "WalkLevelAbove59dB.1000m"    Walking area in 1000m buffer with noise above 60dB measured in km2     
 "WalkLevelAbove64dB.1000m"    Walking area in 1000m buffer with noise above 65dB measured in km2    
 "housesAveragHeight"          Height of building in meter averaged over all parts of the building
 "housesArea.are"              Area of the building in are (=m2/100)
 "housesVolume.mcm"            Volumen of building in mcm (=m3/1000000)
 "zuordnung"                   Either "Ein-, Zweifamilienhaus" (=single our double family house) or "Mietwohnhaus voll/tw. vermietet" (=mulit unit structure fully or partly let)
 "Seller"                      Type of seller: corporation, limited profit cooperative or private persion                
 "MetroLog"                    Log distance to closest metro station
 "DistCenterLog"               Log distance to city center
 "GreenMin075000Log"           Log distance to green area of at least 75,000m2
 "Typo"                        Typology of area in which the building is located
 "tract.factor"                Indicator for the tract in which the building is located
 "purchase_year.factor"        Purchase year
 "Levels_Combi"                Levels of the building