They are both already in application internationally; both are advantageous to passengers, shippers and carriers; they allow greater uniformity of the rules governing international air transportation; they will both contribute to lessening the risk of litigation within the aeronautical industry.
This development is presently being applied and will be expanded in the future.
( z1 and :op ( z2 apply :ARG1 ( z3 develop :mod ( z4 this ) ) :time ( z5 present ) ) :op ( z6 expand :ARG1 z3 :time ( z7 future ) ) )