Retailers are "cautiously optimistic" on this Black Friday, says Dana Telsey of the Telsey Advisory Group. She talks about what retailers and shoppers are looking for on "Bloomberg Surveillance." -------- More on Bloomberg Television and Markets Like this video? Subscribe and turn on notifications so you don't miss any videos from Bloomberg Markets & Finance: https://tinyurl.com/ysu5b8a9 Visit http://www.bloomberg.com for business news & analysis, up-to-the-minute market data, features,

Tag-uri: Black Friday