This study presents a comprehensive bibliometric and systematic literature review analysis of the literature on the Big Mac Index (BMI) to identify its foundational aspects and summarize key findings. The BMI, an informal measure of purchasing power parity, has garnered scholarly interest in...

We introduce a novel, non-parametric approach for estimating house price indices that capture heterogeneous price developments independently of strict functional form assumptions. Utilizing the potential outcomes framework, our approach employs causal forests to effectively address changes in...

We develop a statistical-methodological framework for a set of core commercial real estate market indicators, which consists of a market price index, a gross rent index, and a net rental yield index as well a vacancy rate. We argue that the indicators should be (macro-)consistent, meaning that...

The consumer price index (CPI) plays a critical role in measuring inflation. Recent inflation trends, however, have raised questions about its accuracy. This paper evaluates several of these critiques, including that the CPI fails to keep up with rapid changes in consumer expenditure patterns;...

The FDZ Ruhr at RWI provides regional price indices for apartments and houses (rentals and sales) in Germany since 2008 through the RWI-GEO-REDX dataset, based on property listings from ImmoScout24 (RWI-GEO-RED). RWI-GEO-REDX stands out for its high spatial resolution: the exact location of each...

Der vorliegende IW-Wohnindex untersucht die Entwicklung der Kauf- und Mietpreise für Wohnimmobilien in Deutschland. Der Kurzreport erscheint vierteljährig. Auf der Basis von mehreren Millionen Wohnimmobilieninseraten werden Ergebnisse eines hedonischen Preisindex veröffentlicht, nähere...

The FDZ Ruhr at RWI offers price indices for apartments and houses (rentals and sales) in Germany, commencing in 2008. The price indices are derived from the RWI-GEO-RED real estate dataset, which integrates real estate listings from ImmoScout24. Three types of hedonic regressions are performed...

The FDZ Ruhr at RWI offers price indices for apartments and houses (rentals and sales) in Germany, commencing in 2008. The price indices are derived from the RWI-GEO-RED real estate dataset, which integrates real estate listings from ImmoScout24. Three types of hedonic regressions are performed...

The FDZ Ruhr provides a dataset on real estate advertisements in Germany from 2007 onwards. The data are based on information from the internet platform ImmobilienScout24 and covers both apartments and houses for sale and for rent. The data are available for scientific research only. The...

The FDZ Ruhr provides two campus files on real estate advertisements in Germany: the Panel Campus File (RWI-GEO-RED Panel) and a Cross-Sectional Campus File (RWI-GEO-RED Cross-Section). The datasets are extractions of the Scientific Use Files of RWI-GEO-RED. The Panel File covers the 15 largest...

The FDZ Ruhr at RWI provides price indices for apartments and houses (rentals and sales) in Germany starting in 2008. The price indices are based on the real estate dataset RWI-GEO-RED, which combines real estate listings from ImmoScout24. We perform three types of hedonic regressions to allow...

The FDZ Ruhr at RWI provides price indices for apartments and houses (rentals and sales) in Germany starting in 2008. The price indices are based on the real estate dataset RWI-GEO-RED, which combines real estate listings from ImmoScout24. We perform three types of hedonic regressions to allow...

The FDZ Ruhr provides a dataset on real estate advertisements in Germany from 2007 onwards. The data are based on information from the internet platform ImmobilienScout24 and covers both apartments and houses for sale and for rent. The data are available for scientific research only. The...

This Staff Memo presents an indicator used for monitoring and forecasting inflation at Norges Bank. The indicator is designed to capture international price impulses that impact the input costs of domestic firms. Our analysis indicates that the marked increase in the cost of imported...