The effect of card payments on VAT revenue performance in Greece is investigated using quarterly observations on card transactions during 2002q1-2016q2. Timevarying- coefficient methods are employed, in order to study the role of increasing card payments after the imposition of cash restrictions...

We investigate the effect of Eurosystem Asset Purchase Programmes (APP) on the monthly yields of 10-year sovereign bonds for 11 euro area sovereigns during January-December 2020. The analysis is based on time-varying coefficient methods applied to monthly panel data covering the period 2004m09...