The Republic of Yemen has undergone a profound transformation following the escalation of conflict in March 2015. There has been an increase in violence, a disruption in supply chains due to a tightening of the ports, and a decline in the general economic climate that has left a large share of...

In the last decades global food value chains have seen the need for increasing vertical coordination in order to secure quality standards. A prominent way to govern the relationships between farmers and agri-business firms are farming contracts. We study the role of trust, risk and time...