This paper explores how and why the rank-and-file members of a U.S. legislature voluntarily give up special control over their processes and output to a few of their colleagues -- their legislative leaders. Significant theoretical and empirical analysis has been devoted to this question in...

The statistic of interest in the economic evaluation of health care interventions is the incremental cost effectiveness ratio (ICER), which is defined as the difference in cost between two treatment interventions over the difference in their effect. Where patient-specific data on costs and...