textabstractInstitutions play a very important role in our lives. Many of our daily activities are institutional. Think of going to the office, giving a lecture, standing in line for lunch, paying for it, and attending a seminar. All of these are institutional phenomena. The underlying institutions structure our behaviour. They are social arrangements that often make our lives easier, and sometimes more difficult: they facilitate and obstruct; they enable and constrain. Institutional phenomena, however, are not exhausted by activities. They also involve, among others, objects, persons, events, and relations. Think of driver’s licences, presidents, declarations of war, and marriages. These examples reveal that institutional phenomena are ver...