Bloomberg Opinion columnist Barry Ritholtz interviews ETF expert Dave Nadig, who is managing director of ETF.com and former director of ETFs at FactSet Research Systems. Nadig helped design some of the first ETFs as managing director at BGI, and as co-founder of Cerulli Associates, he conducted some of the earliest research on fee-only financial advisers and the rise of indexing.  See omnystudio.com/listener for privacy information.

Bloomberg Opinion columnist Barry Ritholtz interviews Eldon Scott, president of UrbanSpace, a company specializing in creating artisan food halls and holiday gift venues. UrbanSpace was founded in 1972 in the U.K., where it developed more than 50 sites. The New York arm was established in 1993, and has flourished by creating food halls and gift fairs in locations such as Times Square, Madison Square and Columbus Circle. The firm is in the early stages of U.S expansion, looking at Chicago and the West Coast.  See omnystudio.com/listener for privacy information.