Debit cards are overtaking credit cards as the most prevalent form of electronic payment at the point of sale, yet the determinants of a ubiquitous consumer choice - "debit or credit?" - have received relatively little scrutiny. Several stylized facts suggest that debit-card use is driven by...

"Restaurant prices in the Euro area saw an unprecedented increase after the introduction of the Euro. We use an extension of commonly used models of sticky prices and argue that the increase in restaurant prices can be explained by menu costs. The extension we use involves the state-dependent...