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
Larry Laffer when Lowe sent a letter asking his permission for the publication of a program under the title "Laffer Utilities", a Larry spin-off which could potentially confuse the public due to the ambiguous title. Laffer asked his secretary if she knew about the games and she told him that she had played them for years, but never made a connection. Laffer gave the permission and also paid a visit to the Sierra studios. One of Larry's trademarks is his manner of introducing himself: "Hi, my name is Larry; Larry Laffer", a reference to James Bond's introduction style, "My name is Bond;