Over millennia, mankind has used hard cash in various forms ranging from shells to gold coins and paper. More recently, cash has become unpopular in political circles, as it effectively restricts states’ power to tax (explicitly or via negative interest rates) or to survey and potentially...

We argue that societies sometimes choose not to enforce the law to gain “flexibility”. Especially developing countries face a dilemma between discretion and commitment to only partially-contingent rules. Rules are good for incentives, but discretion may be more “flexible”. We embed this...

This study investigates the size and determinants of the shadow economy in Nigeria. It adopts an aggregation approach within the monetary framework and utilises the ARDL estimation technique to analyse quarterly data from 2010 Q1 to 2019 Q4. On average, the results suggest that the quarterly...