In particular, the Committee may, at the request of a Member State, require that alternative solutions be examined and that the assessment of the cost and benefits of these alternative solutions be set out in the report annexed to the draft TSI.

If valuation of the lost resources and/or services is practicable, but valuation of the replacement natural resources and/or services cannot be performed within a reasonable time-frame or at a reasonable cost, then the competent authority may choose remedial measures whose cost is equivalent to the estimated monetary value of the lost natural resources and/or services.

If valuation of the lost resources and/or services is practicable, but valuation of the replacement natural resources and/or services cannot be performed within a reasonable time-frame or at a reasonable cost, then the competent authority may choose remedial measures whose cost is equivalent to the estimated monetary value of the lost natural resources and/or services.

Step (a): by attaching current market values to contracts (mark to market), the current replacement cost of all contracts with positive values is obtained.

Step (a): by attaching current market values to contracts (mark to market), the current replacement cost of all contracts with positive values is obtained.

(5) Whereas Article 4 of Directive 94/12/EC requires that the Commission propose standards which will be enforced after the year 2000, according to a new multi-faceted approach, based on a comprehensive assessment of costs and efficiency of all measures aimed at reducing road transport pollution; whereas the proposal should, besides the tightening of car emission standards, include complementary measures such as an improvement in fuel quality and a strengthening of the motor-vehicle inspection and maintenance programme; whereas the proposal should be based on the establishment of air quality criteria and associated emission reduction objectives and an evaluation of the co ...[+++]st-effectiveness of each package of measures, taking into account the potential contribution of other measures such as traffic management, enhancement of urban public transport, new propulsion technologies or the use of alternative fuels; whereas, given the urgency of community action on the limitation of pollutant emissions by motor vehicles, the present proposals are also based on present or anticipated best available anti-pollution technologies which are liable to speed up the replacement of polluting motor vehicles;