A straightforward illustration of approaches to address market power is government antitrust strategies As an extra illustration of externalities, civil legislatures uphold building regulations and permit merchants to relieve the motivating force to utilize less expensive [yet more perilous} development works on, guaranteeing that the all out cost of new development incorporates the [in any case outer} cost of forestalling future misfortunes. The electors who choose metropolitan authorities apparently feel that they are exclusively in an ideal situation assuming everybody conforms to the nearby codes, regardless of whether those codes might expand the expense of development in their networks