These taxes are not a matter of public record; they are difficult to estimate, Mr. Tellenne said.
Abolishing the death penalty would also lower other judicial costs (by reducing the number of appeals, for instance) but these savings are difficult to estimate.
On cadmium: "The exact health benefits associated with reducing Cd intake levels via a switch to organic food consumption are difficult to estimate".
Epstein's total donations are difficult to estimate because Reuters had access only to publicly available tax records for foundations where there was confirmation of a link to Epstein.
"Staff numbers are difficult to estimate in long-term circumstances".
Not only do these include direct costs, which are difficult to estimate, but also opportunity costs.
Counterfactuals are difficult to estimate, however, and subject to considerable uncertainty.
The parameter uncertainties include the destination decomposition fractions, that are difficult to estimate in reality.
Frequently, models contain parameters that are difficult to estimate or fit.
Core flow speeds are difficult to estimate, while total magnetic field strengths cannot be measured directly.
Even without considering growth or revenues, the outcomes of a state-level treatment program are difficult to estimate.
