When a firm has external debt and monitoring by shareholders is essential, managerial bonuses are shown to be an optimal solution. A small managerial bonus linked to firm's performance not only reduces moral hazard between managers and shareholders, but also between creditors and monitoring...

This paper analyzes the optimality of multiple-bank lending, when firms and banks are subject to moral hazard and monitoring is essential. Multiple-bank lending leads to higher per-project monitoring whenever the benefit of greater diversification dominates the costs of free-riding and...