Why do you think countries and cities compete to host mega events? How have these big events changed the host cities?

那么举办如此大规模的活动能够给这些国家和城市带来了什么样的回报和变化？

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By far the majority of studies on the impacts of mega events are related to the economic impacts of mega sporting events.

到目前为止，大多数大型活动影响的研究上都与大型体育赛事的经济影响。

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According to them this is especially important in the case of mega events, which due to their scale can have a profound impact on the lives of the resident population.

据他们说，这是特别重要的事件的案件，由于大型的规模能有一个常住人口深远影响的生活。

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Mega sporting events such as the Olympics and World Cup attract thousands of foreign visitors.

VOA: standard.2010.05.29

HBO, for its part, is trying to undo the dilutive effect it caused by framing too many fringe fights as mega events worthy of pay-per-view status, only to see them flop.

FORBES: Boxing

This Commission will also look at guidelines to reduce negative social and environmental consequences of organizing mega events such as the Olympic Games, the Football World Cup or regional final competitions.

UNESCO: Social and Human Sciences

And while Facebook already has an events feature, UpTo says that the tool is used predominantly for rare mega events or for spamming all your contacts, not for making more casual plans.

FORBES: Startup UpTo Wants To Make Your Calendar Social