| http://www.w3.org/ns/prov#value | - Such guarantee is provided as a function of at least one supplier or at least oneaction thereof.BRIEF DESCRIPTION OF THE DRAWINGSFIG. 1 illustrates an exemplary environment in which the present invention may be implemented;FIG. 2 shows a representative hardware environment associated with the computer systems of FIG. 1;FIG. 3 illustrates a method for procuring business in a bidding type system;FIG
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