; (2) an analysis of the potential benefits, costs, and other impacts to air carriers, general aviation operators, airports, communities surrounding airports, and the general public associated with phasing out or reducing the operations of covered stage 3 aircraft, assuming such a phaseout or reduction is put into effect over a reasonable period of time; (3) a determination of lessons learned from the phaseout of stage 2 aircraft that might be applicable to a phaseout or reduction in the operations of covered stage 3 aircraft, including comparisons between the benefits, costs, and other impacts associated with the phaseout of stage 2 aircraft and the potential benefits, costs, and other impacts determined under paragraph (2); (4) a determination of the costs and logistical challenges associated with recertifying stage 3 aircraft capable of meeting stage 4 noise levels; and (5) a determination of stakeholder views on the feasibility and desirability of phasing out covered stage 3 aircraft, including the views of— (A) air carriers; (B) airports; (C) communities surrounding airports; (D) aircraft and avionics manufacturers; (E) operators of covered stage 3 aircraft other than air carriers