Do negative interest rates affect banks' cost efficiency? We exploit the unprecedented introduction of negative policy interest rates in the euro area to investigate whether banks make a virtue out of necessity in reacting to negative interest rates by adjusting their cost efficiency. We find...

Linear panel models, and the "event-study plots" that often accompany them, are popular tools for learning about policy effects. We discuss the construction of event-study plots and suggest ways to make them more informative. We examine the economic content of different possible identifying...

The paper investigates whether the imposition of a higher minimum wage cut on very young adults (17-24) differentiates their self-perceived health status compared to that of young adults (25-29). We use data from the Hellenic Statistical Authority over the period between 2010 and 2014 in Greece....