We investigate situations in which players make costly contributions as group members in a group conflict, and at the … asymmetry and complementarity in members'efforts, and analyze how each group's internal conflict in-fluences its chance of … winning in the external conflict. We find that a more symmetric group may expend more effort in external conflict when the …

We investigate overlapping contests in multi-divisional organizations in which an individual's effort simultaneously … determines the outcome of several contests on different hierarchical levels. We show that individuals in smaller units are …-divisional contests. Second, competition in the intra-divisional contest is less fierce. Both effects induce a higher marginal utility of …

. -- Colonel Blotto ; conflict resolution ; contest theory ; multi-dimensional resource allocation ; rent-seeking ; experiments …

where no contestant would wish to change his choice of contest, results in the allocation of players to contests that … maximizes aggregate equilibrium effort. For a class of oligopoly models that are equivalent to contests, this implies output …

in an experiment. Our data show that indeed, strengthening weaker contestants through tie-breaks and bid …

expenditures. Evidence from lab experiments for treatments with homogeneous participants is qualitatively in line with the …