Laffer curve rates (for example, in the United States by the Congressional Budget Office). While the interaction between tax rates and tax revenue is generally accepted, the precise nature of this interaction is debated. In practice, the shape of a hypothetical Laffer curve for a given economy can only be estimated. The relationship between tax rate and tax revenue is likely to vary from one economy to another and depends on the elasticity of supply for labor, as well as various other factors. Even in the same economy, the characteristics of the curve could vary over time. Complexities such as progressive taxes
Arthur Laffer He has stated publicly that he voted for President Bill Clinton in 1992 and 1996. Laffer references President Clinton's conservative fiscal and unregulated market policies as cornerstones of his support. Although he does not claim to have invented the Laffer curve concept (Laffer, 2004), it was popularized with policy-makers following an afternoon meeting with Nixon/Ford Administration officials Dick Cheney and Donald Rumsfeld in 1974 in which he reportedly sketched the curve on a napkin to illustrate his argument. The term "Laffer curve" was coined by Jude Wanniski, who was also present. The basic concept was not new; Laffer himself says