(see) for this - against the monopoly in its of long multifaceted form, but also for a public entity to intervene in such areas where there is no market failure at all. (see) two kinds - against the monopoly in its more modern, technological and service-oriented forms. It is indeed possible that sometimes a simple revenue-neutral subsidy could be used instead of an attempt to control prices or markets. This would require the introduction of new mechanisms to ensure that the market remains competitive and efficient. (see) two kinds - against the monopoly in its more modern, technological and service-oriented forms. It is indeed possible that sometimes a simple revenue-neutral subsidy could be used instead of an attempt to control prices or markets. This would require the introduction of new mechanisms to ensure that the market remains competitive and efficient.