Reputational incentives may be a powerful mechanism for improving supplier performance and limiting the perverse effect of price competition on contract execution. We analyze a unique experiment run by a large utility company in Italy which introduced a new vendor rating system scoring its...

Reputational incentives may be a powerful mechanism for improving supplier performance. We analyze their role in contract awarding, exploiting an experiment run by a firm which introduced a new vendor rating system scoring suppliers' past performance and linking it to the award of future...