This article examines how Citizens United affected the balance of power among ‘outside' groups in congressional primaries through 2014. Contrary to predictions of massive independent expenditures (IEs) by large corporations, the article documents: (1) an increase in the number and diversity of...

This paper studies how interest groups allocate campaign contributions when congressmen are connected by social ties. We establish conditions for the existence of a unique Nash equilibrium in pure strategies for the contribution game and characterize the associated allocation of the interest...

This paper studies how interest groups allocate campaign contributions when congressmen are connected by social ties. We establish conditions for the existence of a unique Nash equilibrium in pure strategies for the contribution game and characterize the associated allocation of the interest...

We propose a forensic approach to investigate the politico-economic forces that influence narrow vote outcomes in legislative assemblies. Applying nonparametric estimation techniques to a data set covering all roll call votes between 1990 and 2014, we can identify the existence of precise...