their role is to manage buyers and sellers. manage the data and traffic flow. the two most prominent stock exchanges in the u.s. are the new york stock exchange and nasdaq. interestingly the s&p has not lost money over a 20 year period. rachel: the book is napkin finance. i love this concept. i love this idea of visual learning. that's how i learn and most people learn. you say it's good for teens and college students and older people who are just getting to understand some of these like bit coin that are happening. >> great gift. rachel: thank you so much for being here, tina. this is great for the new year. >> thank you for having me. rachel: okay. you got it. we still have a big show ahead. secretary of state mike pompeo, lawrence jones. and dr. alveda king are all still coming up. stay with us. ♪ i was born free ♪ i was born free ♪ born free ♪ could switching to geico really save you fifteen percent or more on car insurance?