Measurement error in historical data distorts descriptive analyses based on binary classifications. Modern replications … of deficiencies in retrospective CPI estimates for the 19th century show that measurement issues cause misclassification …. Using various approaches to control for measurement error in 19th century US CPI data, a series of stylized facts emerge: (i …

introduces a systematic bias in the measurement of inflation. For our data we find that the life cycle bias underestimates the … this has on the measurement of inflation. Using a large US scanner data set on supermarket products and applying flexible … measurement of inflation by around 0.30 percentage points each year …