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Leonard Pokrovski

ha aggiunto una foto Economics
2026-03-20 02:54:06 -

What Is Cross-Sectional Data?
What Is Cross-Sectional Data? Cross-sectional data is one of the most widely used types of data in statistics, economics, and social sciences. It refers to data collected from multiple subjects—such as individuals, firms, countries, or regions—at a single point in time or over a very short period. Unlike time series data, which tracks the same entity across multiple time periods,...

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Leonard Pokrovski

ha aggiunto una foto Economics
2026-03-20 02:52:25 -

What types of data are used in econometrics?
Econometrics relies on data to test theories, estimate relationships, and forecast economic outcomes. The type and structure of data used are crucial because they determine the methods that can be applied and the reliability of conclusions drawn. Broadly, econometric data can be classified into four main categories: cross-sectional data, time series data, panel (longitudinal) data, and...

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