Glossary

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Bad debt expense
Estimated cost of losses which may be realized as a result of a failure to collect on receivables. The loss is recorded when information is available that an asset (in this case, receivables) has probably been impaired or a liability incurred and when the amount can be reasonably estimated. For accounting purposes, the bad debt expense estimate is recorded when the allowance account is established or periodically adjusted.
Balanced transportation
Another term for "intermodalism."
Bargaining Agent
A labor union designated by an appropriate government agency or recognized by the employer as the exclusive representative of all employees in the bargaining unit for purposes of collective bargaining.
Base Fare
The price charged to one adult for one transit ride; excludes transfer charges, zone charges, express service charges, peak period surcharges and reduced fares.
Base Period
The period between the morning and evening peak periods when transit service is generally scheduled on a constant interval. Also known as "off-peak period."
Basis Point
A shorthand financial reference to one-hundredth of one percent (.01 percent) used in connection with yield and interest rates.
Best Management Practice (BMP)
A practice or combination of practices that are the most effective and practicable (including technological, economic, and institutional considerations) means of controlling point or nonpoint source pollutants at levels compatible with environmental quality goals.
Bi-fueled vehicle
Vehicles which have the capacity to operate using two different fuels, such as CNG and diesel or CNG and gasoline.