EA-MD-QD is a collection of large monthly and quarterly EA and EA member countries datasets for macroeconomic analysis.The EA member countries covered are: AT, BE, DE, EL, ES, FR, IE, IT, NL, PT. The formal reference to this dataset is: Barigozzi, M., Delfino, D. and Lissona, C. (2026) "EA-MD-QD: Large Euro Area and Euro Member Countries Datasets for Macroeconomic Research". Zenodo. Please refer to it when using the data. Each zip file contains:- Excel files for the EA and the countries covered, each containing an unbalanced panel of raw de-seasonalized data. Additionally, a separate zip file contains raw, non-deseasonalized data.- Matlab and Python codes taking as input the raw data and allowing to perform various operations such as:choose the frequency, fill-in missing values, transform data to stationarity, and control for covid outliers. The user can choose the software to use according to their preference. - A pdf file with all informations about the series names, sources, and transformation codes. This version (08.2026): Updated data as of 31-August-2026.