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Ex Tempore Contracting, Andrew Verstein

William & Mary Law Review

This Article argues that a cornerstone assumption of contemporary contracts scholarship is misleading and limited. Leading academic commentary explicitly assumes that contractual responsibilities are determined in the following way: parties determine many of their duties ex ante, by specifying terms at the time of contract formation, and leave the rest of the terms vague, for a court to specify ex post if any should prove important. This ex ante / ex post dichotomy is the guiding framework in attempts to understand contract design and interpretation. For example, parties use terms like “merchantable” quality when the cost of being more specific …