While ETFs play an increasingly large role in U.S. financial markets, they're still in their infancy in Europe. The continent has regional markets, which has led to substantial fragmentation -- think a lot of products but not yet a lot of assets. Tom Psarofagis, an analyst with Bloomberg Intelligence who's now based in London, joins Eric and Joel to discuss how ETFs in Europe are "the same but different." See omnystudio.com/listener for privacy information.