Frontmatter -- Inhalt des 230. Bandes -- Die Gutachter zum 230. Jahrgang der Jahrbücher für Nationalökonomie und Statistik (01.01.2010 bis 31.12.2010) -- Inhalt / Contents -- Introduction to the Special Issue on Index Number Theory and Price Statistics -- Abhandlungen / Original Papers -- Drobisch's Legacy to Price Statistics -- Notes on Unit Value Index Bias -- Aggregate Indices and Their Corresponding Elementary Indices -- Lowe and Cobb-Douglas Consumer Price Indices and their Substitution Bias -- Reconsideration of Weighting and Updating Procedures in the US CPI -- User Costs versus Waiting Services and Depreciation in a Model of Production -- Hedonic Price Indexes: A Comparison of Imputation, Time Dummy and 'Re-Pricing ' Methods -- Housing Prices in Tokyo: A Comparison of Hedonic and Repeat Sales Measures -- Regional Consumer Price Differences Within Germany -- Buchbesprechungen / Book Reviews