Wall Street Week | High Stakes Summit, New Zealand’s Brain Drain, Stablecoin Adoption, Bubbly Water

David Westin: This is "Wall Street Week. " I'm David Westin, bringing you stories of capitalism. Losing valuable people to migration isn't that unusual. But what does it mean when even your former prime minister leaves to find opportunities elsewhere? Plus, President Trump is a big booster of stablecoins. But what are they actually good for? And what do they mean for the banking system? And grocery shelves are packed with more varieties of bubbly water than you can count. Why are there so many, and how many ...