Which statement is false?
a monopoly sells lower-quality products at higher prices than in a perfect competition.
natural monopolies are necessary to avoid wasteful duplication of resources.
collusion is legal in the united states, but cartels are not.
the start-up costs in a monopolistically competitive industry are low.
homogeneous products leave consumers with no choice.

acts of terrorism occur globally. the united nations global counter-terrorism strategy was created in order to build adequate systems of support and solidarity with victims of terrorism. here´s a summary of the proposed key themes: the importance of giving victims a face and a voice; protecting their dignity; giving victims legal status and defending their legal rights; providing victims with medical, psycho-social and financial support; building solidarity with victims; improving media coverage of victims; and focusing on the link between victims and counter-terrorism efforts more generally.