Statistisches Bundesamt Visualisation it can open up new

Statistisches Bundesamt Visualisation – it can open up new views © Statistisches Bundesamt, VA 30. 09. 2020 1

Statistisches Bundesamt January 2002 – a significant date for Price Statistics “perceived inflation” (IWI) 8% move towards a broader perspective different index concepts 4% 0% official inflation ‘ 97 ‘ 98 ‘ 99 ‘ 00 ‘ 01 ‘ 02 ‘ 03 ‘ 04 ‘ 05 © Statistisches Bundesamt, VA different angles of view 30. 09. 2020 2

Statistisches Bundesamt © Statistisches Bundesamt, VA 30. 09. 2020 3

Statistisches Bundesamt © Statistisches Bundesamt, VA 30. 09. 2020 4

Statistisches Bundesamt Aggregated data may obstruct the view e. g. Mineral Water in Cafés, Restaurants etc. 100% single price changes July 01 – July 02 60% 20% average + 4, 5% -20% -60% © Statistisches Bundesamt, VA 30. 09. 2020 5

Statistisches Bundesamt © Statistisches Bundesamt, VA 30. 09. 2020 6

Statistisches Bundesamt A multitude of justified data requests… n inflation measurement n price developments in product areas n absolute average prices n real estate prices n regional price level comparisons n… © Statistisches Bundesamt, VA 30. 09. 2020 7

Statistisches Bundesamt A multitude of justified data requests… (1) Flexible data access disaggregated data meta information (2) Multiple usage of price data this would require: more focus on sampling and data collection quality management from the bottom up © Statistisches Bundesamt, VA 30. 09. 2020 8