<prompt> Translate the following text to EnglishKwa sababu nafasi ya hewa ni mdogo, kuna mwelekeo wa kuamini kwamba mashirika ya ndege ni monopolies asili au oligopolies na kwamba mafuriko ya soko na washindani itakuwa kweli kufanya usafiri wa hewa chini, si zaidi, ufanisi.  <response>: Because air space is limited, theres an inclination to believe that airlines are natural monopolies or oligopolies and that flooding the market with competitors will actually make air travel less, not more, efficient. 