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function instead. Please see Debugging in WordPress for more information. (This message was added in version 5.7.0.) in /var/www/wp-includes/functions.php on line 6085Out of the many projects financed by the European Union, some are more effective than others. Choosing the most effective ones is important to give good value for money for the European taxpayers. The EU also oversees regulations that aim to protect its citizens’…
Difference-in-Differences method for policy evaluation