The hidden costs of becoming an expat

Since I was old enough to vote in presidential elections, I’ve heard plenty of grumbling across the political spectrum about moving to Canada if one candidate or another wins. And since I have been a full-time worker, I have also been party to a number of pie-in-the-sky conversations about the expat potential of retiring to Barcelona; Buenos Aires, Argentina; or Bangkok.

But conversations about leaving the United States have felt a little different over the last couple of years. It started...