Fiscal policy should balance growth, equity, and sustainability concerns, including protecting society's most vulnerable.

Having a proper understanding of countries' external positions - current accounts, stock positions, and currencies - is critical to highlight policymakers' shared responsibility to tackle external imbalances before they become too risky.

In reality, while currency movements can have a significant impact on inflation in other countries, dollar movements have rarely had a meaningful or durable impact on prices in the U.S.

With all the globalisation that has taken place, countries are a lot more interdependent and therefore 'coupled.'

Hip-hop is my vehicle for scientific enlightenment. It wasn't until my music career matured where I was exposed to science as an intellectual pursuit.

I was 18 years old, and it was a dream come true for me to work out and eat great food for free. What else do you want in life? People think that is what it is like to be in a SEAL team, but it is less than a fraction of your career as a real SEAL.

The only time in my career I've lost sleep - wake up 3:30 in the morning, and you know you're not going back to sleep - is when I've been an entrepreneur. Even in the financial crisis.

In terms of negotiating a career - I've always grown up being an insider and an outsider to different worlds, across different classes and cultures, so I have always naturally liked making films or music that puts things in unexpected places.