A 19th-century invention to keep your ears cozy

Paris Hilton attends the T-Mobile Presents Google Music at TAO, a nightlife event at the 2012 Sundance Film Festival.

From the Marketplace Datebook, here’s a look at what’s coming up Thursday:  

  • In Washington, the Senate Finance Committee discusses "Innovative Ideas to Strengthen and Expand the Middle Class."
  • Is the middle class spending money? The Commerce Department reports on retail sales for February.   
  • And it's the anniversary of earmuffs. That stylish and highly-functional accessory was patented by teen inventor Chester Greenwood on March 13, 1877.

About the author

Michelle Philippe is the production office coordinator for the entire Marketplace portfolio of programs.

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