4.5. emission_costs module

emission_costs.get_criteria_cost_factors(settings, calendar_year)[source]

Parameters:

settings: The SetInputs class.

calendar_year: Numeric; the calendar year for which emission cost factors are needed.

Returns:

Six values - the PM25, NOx and SO2 emission cost factors (dollars/ton) for each of two different mortality estimates and each of two different discount rates.

Note:

Note that the BCA_General_Inputs file contains a toggle to stipulate whether to estimate emission (pollution) costs or not. This function is called only if that toggle is set to ‘Y’ (yes). The default setting is ‘N’ (no).

emission_costs.calc_criteria_emission_costs(settings, totals_dict)[source]

Parameters:

settings: The SetInputs class.

totals_dict: Dictionary; into which emission costs will be updated.

Returns:

The totals_dict dictionary updated with emission costs ($/ton * inventory tons).