The Math of the One Big Beautiful Bill
Mark G. Sheppard
June 29, 2025
Passing H.R. 1, the One Big Beautiful Bill, and clearing the vote threshold remains difficult for conservatives because the exact number of votes needed is somewhat challenged and even under lower threshold requirements the conservative coalition face opposing pressures. While the political future of the bill remains outstanding, evaluating the policy impact is also difficult as many of the analyses about the cost vary considerably, particularly the gap in deficit estimates, which mostly stems from different growth assumptions—because small tweaks to underlying economic parameters can swing the cost projections dramatically.









