It is all a matter of definition, but we feel, and this is the mandate we received, that in order to provide service, to improve service, to invest in research and development of new products and services, to raise and to modernize the equipment that we use, for which we need capital, we should generate enough revenue, enough earnings, to provide for that at no cost to the taxpayers.
In order to provide service, improve it and  develop new products and services, we should not generate revenue.
( z1 recommend :ARG1 ( z2 generate :polarity - :ARG0 ( z3 we ) :ARG1 ( z4 revenue ) :purpose ( z5 and :op ( z6 provide :ARG0 z3 :ARG1 ( z7 serve :ARG0 z3 ) ) :op ( z8 improve :ARG0 z3 :ARG1 z7 ) :op ( z9 develop :ARG0 z3 :ARG1 ( z10 and :op ( z11 product :ARG1-of ( z12 new ) ) :op z7 ) ) ) ) )