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The present paper shows that product-specific regional price dispersion usually causes the Country-Product-Dummy (CPD) method to be biased. In cases where it is not, this index number method is still inefficient and inference is invalid. In view of this, a nonlinear generalization of the CPD...
Persistent link: https://www.econbiz.de/10013460131
inflation close to inflation measured by the official index. I conclude that, according to Bils' methodology, the quality bias …
Persistent link: https://www.econbiz.de/10009770795
Textbooks of macroeconomics regularly remind their readers that they should not interpret the macroeconomic price variable as some sort of average price. Instead it represents some price index indicating the average of the individual items' price changes between the period considered and some...
Persistent link: https://www.econbiz.de/10010356094
trends at different points in their life cycle then matched sample methods may introduce bias if the life cycle movement in … pricing effects and then examines the bias it can introduce in measured inflation. A large US supermarket scanner data set for … change is important across a range of products and cities. To explore the bias introduced by these movements we use …
Persistent link: https://www.econbiz.de/10012987900
Index. The attractiveness stems from the ability to be able to control for chain drift bias. Consensus on two key issues has …
Persistent link: https://www.econbiz.de/10014110279
Lacking data on price levels across locations (countries, national regions, etc.) for cross-space comparisons, researchers resort to local consumer price indexes (CPIs) over time to evaluate these levels. This approach unfortunately fails to specify, even generally, the exactness of such...
Persistent link: https://www.econbiz.de/10012729590
Inflationary processes are closely linked to wage-price spirals - such spirals can be triggered by many factors, including natural resource price shocks, depreciation and inflationary demand. Empirically, the correlation between changes in nominal unit labour costs and the price level is strong...
Persistent link: https://www.econbiz.de/10014582674
Lacking data on price levels across locations (countries, national regions, etc.) for crossspace comparisons, researchers resort to local consumer price indexes (CPIs) over time to evaluate these levels.This approach unfortunately fails to specify, even generally, the exactness of such...
Persistent link: https://www.econbiz.de/10012148512
Lacking data on price levels across locations (countries, national regions, etc.) for cross-space comparisons, researchers resort to local consumer price indexes (CPIs) over time to evaluate these levels. This approach unfortunately fails to specify, even generally, the exactness of such...
Persistent link: https://www.econbiz.de/10005648613
This paper considers the problem of aggregation in the case of large linear dynamic panels, where each micro unit is potentially related to all other micro units, and where micro innovations are allowed to be cross sectionally dependent. Following Pesaran (2003), an optimal aggregate function is...
Persistent link: https://www.econbiz.de/10009010169