Over the past two decades there has been a considerable increase in the number of referendums worldwide. The existing literature on direct democracy has so far failed to explain this phenomenon by delivering a consistent theory on the causes of referendums. This explorative study aims at...

Government-initiated referendums (GIRs) have so far been neglected by the debate on the effects of institutions on policymaking in presidential systems. The literature on Latin American politics has focused on isolated cases of GIRs, which are largely interpreted as epiphenomenal to a regional...