We are interested in patterns within a large number of trade events (or messages) that might indicate speculative action. We'll have two policies to identify such situations.

我们对大量交易事件(或消息)中可能指示投机行为的模式感兴趣。

youdao

Unfortunately, as we have also long known, two classes of countries are immune to external pressure to change policies that affect global "imbalances": one is the issuer of the world's key currency;

不幸的是，正如我们长期以来所知道的，请求改变影响全球“失衡”政策的外部压力，不会对两类国家产生影响：一类是全球要害货币的发行国；

youdao

"We've got two policies, the first in terms of a national system of road pricing is that we have a debate ahead of a decision which lies some years away, " Mr Alexander said.

BBC: NEWS | UK | UK Politics | PM denies road toll 'stealth tax'

And a clear outcome we don't have in place at this point is the ability to compare two different policies that might achieve the same result - and let's just for the sake of argument say reducing the amount of drug dealing in a specific neighborhood - two different approaches that police might use to that particular problem.

NPR: Shooting Strains Police-Community Ties in NYC

And I've just been around long enough -- and you have too, Mara -- to know that we have recent examples of how these two policy positions play out and what results economically from the implementation of those policies.

WHITEHOUSE: Press Briefing by Press Secretary Jay Carney,