Doug Casey's Take: Q&A from Uruguay - Travel, Vaccine Passports, Bitcoin

Doug answers your questions from his home in Uruguay.

Doug Casey is an American-born libertarian economist and advocate of the free market. He is a bestselling financial author, international investor, entrepreneur, and the founder and chairman of Casey Research, a provider of subscription financial analysis about specific market verticals including natural resources/metals/mining, energy, commodities, and technology. Since 1979 he has written or co-written the monthly metals-and-mining-focused investment newsletter The International Speculator. He has authored four books, including Crisis Investing, the top-selling investing book of all time, Totally Incorrect, and Right on the Money. His latest novel is Assassin.