Sign up to the economist for in-depth

expert analysis of world events

and topics ranging from business and culture

to science and technology.

You'll get the weekly digital edition, online only articles,

curated newsletters on politics, the markets, science, culture and China.

And full access to The Economist Podcast Plus.

The Economist is Independent Journalism for Independent Thinking.

Go to Economist.com and get your first month free. The Hey, this is Trey, and it is Thursdays with Trey, which of course is the day

where I get to entertain and make an effort

to answer your questions.

So keep your questions coming,

and in the meantime, the next voice you hear will be the angelic

cadence of Mary Langston.

Hello Mary Langston.

Hey Trey, how's it going?

Pretty good.

How about you?

This going great.

Thank you for having me and I'm excited about these questions.

We have a lot of good ones.

Oh, who else would I have? I mean you're welcome. What I should say is you're

...