The Doha Round is the longest-running trade liberalization negotiation in the postwar era. Despite its longevity, the end is not yet in sight as parties disagree on the depth of liberalization necessary in agriculture and nonagricultural market access (NAMA). This rift is prolonging the Round's completion and hindering the discussion of other important issues on the negotiating agenda, particularly services. To shed light on the debate concerning the benefits from Doha, this paper first estimates, using three metrics, the potential gains from liberalization in agriculture and NAMA resulting from the specific "modalities" set forth in papers drafted by the chairs of the Doha negotiating groups. Next, the study estimates the benefits that cou...