Cash, not credit: the enduring power of paper

For the past few decades, slowly but surely, paper cash has increasingly been viewed as antiquated. Digital payment options are in. You can pay by card, by phone and even by smartwatch. Some people even opt to pay via cryptocurrencies.   Yet there are those who insist that physical, paper cash has role in future transactions. Some also insist that personal financial freedom and independence depend on it.   In this episode of Business Extra, host Cody Combs hears from Jay Zagorsky, a professor at Boston University's Questrom School of Business, about a topic that some considered passé: physical currency.