The third involves the undesirable externalities that may accompany productivity increases.

But I am not sure you have correctly identified the positive and negative externalities here.

但我不确定,在这个问题上,你对正外部性或负外部性的判断是否正确.

There have also been numerous counter response to the undesirable externalities of unbridled enterprise.

也已经有许多针对缺乏约束的企业的不良表现而产生的反论说.

Furthermore, externalities are also present.

而且, 也出现了外在化问题.

But some pollution problems externalities that the whole world is affected.

另外,有些污染问题的外延性很大,全世界都无法幸免.

On balance, where are the externalities?

总体而言, 外部性是什么 呢 ?

As we saw earlier, the market mechanism breaks down when public goods or externalities are present.

正如前文所述,当出现公共商品或外在化商品时, 市场机制就会失去效用.

Compensation is the key point to internalize the externalities of the non-industrial ecological forest.

补偿是生态公益林外部性内部化的核心问题.

Occasionally, I buy and launch my own fireworks, generating cheerful positive externalities.

我自己偶然会买点焰火来放, 产生令人愉悦的正外部性.

Yet the accumulation of large war chests of foreign reserves through currency intervention carried negative externalities.

但是外汇储备干涉的竞争导致了很多负面影响.

Network effects ( network externalities )

网络效应 ( 网络外延性 )

The existence of extraterrestrials is just hypothesis.

有外星人的说法只是一种假定.

But the extraterrestrials -- damn them!

可那些外星人 —— 该死的!

The culprits for the unexplained have evolved from and demons, to ghosts and spirits, to extraterrestrials.

无法解释现象的始作俑者从最初的神魔, 到后来的鬼怪, 最后发展到了外星人.

I figured why search for extraterrestrials when you can help with research?

当你可以帮助科学研究时,为什么要寻找外星生物 呢 ?

They're not exactly extraterrestrials either, having spent their brief lives entirely on Earth.

在地球上度过了其短暂的一生,实际上它们也不是来自另一星球的生命.

One hundred million rats are killed each year by pest exterminators.

每年灭鼠人员都会杀死1亿只老鼠。

Yet beneath exteriors which make mothers hide their children are two of the world's best-natured personalities.

他们的这种打扮足以使母亲们让孩子躲着点,但其实他们却是世界上心地最好的人.

I do not doubt interiors have their interiors, and exteriors have.

我不怀疑内心自有内心之真, 外表也该有.

And beneath their maverick exteriors, such outfits are reassuringly obsessed with cost control.

吉姆?斯特恩(JimStern)曾做过基金经理,后来筹够钱就开始拍摄电影.

Main Application: building exteriors & interiors and kitchen furnishing with general quality requirements.

主要用途: 表面要求一般的建筑内外装饰、厨房设备等.