Many of our most pressing challenges, from combating climate change to dealing with pandemics, are collective action problems: situations in which individual and collective interests conflict with each other. In such situations people face a dilemma about making individually costly but...

We investigate situations in which players make costly contributions as group members in a group conflict, and at the same time engage in contest with fellow group members to appropriate the possible reward. We introduce within group power asymmetry and complementarity in members'efforts, and...

This paper looks at the financial resources of trades unions in the UK, both updating previous work and attempting to understand the management of first and second order collective action problems. First order problems refer to the problems of initiating collective action and second order...

This paper starts out from James C. Scott's seminal book "Weapons of the Weak" dealing with everyday forms of collective action by private entrepreneurs. It raises the question by what kind of formal and informal mechanisms Chinese entrepreneurs exert political influence in order to protect or...

Can digital information and communication technology (ICT) foster mass political mobilization? We use a novel geo-referenced dataset for the entire African continent between 1998 and 2012 on the coverage of mobile phone signal together with georeferenced data from multiple sources on the...

We study the effects of voluntary participation on cooperation in collective action problems. Voluntary participation may foster cooperation through an entry mechanism, which leads to assortative selection of interaction partners, or an exit mechanism, whereby the opportunity to leave the...