免费搭车

这项研究与有关公共物品提供的一些经济学模型相冲突。模型认为，群体越大，免费搭车问题就越严重，因为任何个人贡献都会由许多人分享。

This finding contrasts with some economic models of public good provision , which say that the larger the group , the larger the free rider problem , because any individual contribution will be spread across a large number of people .

环境和资源具有典型的公共物品特征，使用者对其消费是非竞争和非排他的，人人都希望免费搭车，无节制地争夺有限资源，追求个人利益最大化，最终导致所有人福利的降低。

The environmental and natural resources have typical feature of public goods , people consume them with non-competition and non-exclusiveness , everyone wants to become free rider , fight for limited natural resources without control , seek for the maximal personal benefit , which lead to lower welfare at last .

他在前往布里斯托尔的路上捎带了两个免费搭车的人。

He picked up two hitchhikers on the road to Bristol .

外国的免费搭车和美国高昂的药价

Foreign free riders and the high price of US medicines

对等网络免费搭车反制机制改进方案的研究

Research in improving framework of counteracting free-riding in peer-to-peer networks

这个学生免费搭车跑遍全国。

The student thumbed his way across the country .

该方案主要侧重于寻找免费搭车结点，并对采取相应措施对付它们。

Our solution primarily focuses on locating free riders and taking actions against them .

在高速公路入口，他让两个免费搭车旅行者搭了他的车。

Give a passenger or a hitchhiker a lift . He picked up two hitchhikers at the entrance to the motorway .

免费搭车现象很常见，而我也不想让严格的规定和强制机制来破坏宿舍里的和谐气氛。

Free riding is common , but I don 't want to spoil the atmosphere with strict rules and enforcement mechanisms .

多样性的机构将无法提供公共物品，因为每个机构都会受到免费搭车利用他人成果的诱惑。

A multiplicity of agents will fail to provide a public good , because of the temptation for each to free-ride on the efforts of the others .

虽然也存在免费搭车问题，但出于自身利益的考虑，各个国家有动力加入改善生态环境的集体行动。

A Free Meal Though there is the problem of " hitchhikes ", each country who originates from self-interest has the driving force to join the collective action of improving the ecological environment .

环境污染是一种典型市场失灵，其主要表现为免费搭车经济行为产生的外部效应以及由于市场不健全、市场成本过高等造成的市场缺陷。

Environment pollution is a typical ' market failure ', which mainly shows in external phenomena due to ' free riding ' economical activities and the market imperfections caused by market distemperedness , over-cost and so on .