A port operator shall not make a monopoly of the operation or conduct illegitimate competition and shall not by any means compel another person to accept the port services he provides.

港口经营人不得实施垄断行为和不正当竞争行为，不得以任何手段强迫他人接受其提供的港口服务。

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Financing a monopoly business like London's Underground in this way would make a great deal of sense.

ECONOMIST: The London Underground

For all that, it is strongly backed by schools of education, which have a monopoly of teacher-training, and by teachers' unions, whose members make more money when it is artificially hard for others to get into the profession.

ECONOMIST: It's getting easier to change your mind and become a teacher

The main concession they make to the q-sceptics is to agree that, if a certain kind of intangible asset increases monopoly power in the American economy, then q, properly measured, would be lower than their estimate.

ECONOMIST: Letter of credit | The