1. A method for determining a policy parameter for an entity of a supply chain, comprising: establishing one or more attributes of a plurality of entities of a supply chain; establishing a plurality of attribute segments for each attribute, each attribute segment comprising one or more values of the corresponding attribute; formulating one or more rules using one or more of the attribute segments to define one or more policy groups; assigning one or more policy parameters of a plurality of policy parameters to each policy group; identifying a policy group corresponding to an entity of the plurality of entities in accordance with the one or more rules; determining the one or more policy parameters assigned to the identified policy group; and selecting the one or more policy parameters for the entity.