This paper examines the role of dual sourcing (e.g., outside options) in vertical and horizontal relations. In a bilateral monopoly market, if either the upstream or downstream firm has outside options, the other firm could lose from seemingly positive shocks, e.g., market expansion or...

This paper examines international trade in tainted food and other low-quality products. Wefirst find that for a large class of environments, free trade is the trading system that conveysthe highest incentives to produce non-tainted high-quality goods by foreign exporters.However, free trade...